An hour of pressing when the price of a press will not hold still

1

A stake that is a different number of pence on each press

Readers who have landed here while trying to work their way past something they set up to stop themselves should leave the arithmetic and use the telephone instead. GamCare answers 0808 8020 133 at no charge whatever, on any day and at any hour, and that number is the useful thing on this page for anybody in that position, with GamCare.org.uk and BeGambleAware.org reachable alongside it. This page explains nothing about getting hold of, keeping or shifting a unit of any sort, says nothing about which sort of lobby asks less of anybody, and contains nothing of use to a person wanting to undo a registration with Gamstop Online.

Everything on this site rests on one subtraction: a figure read alone, the same figure once everything else applies, and the gap ruled off underneath. That subtraction has a hidden premise, which is that the unit of account holds still while the arithmetic runs. On an ordinary reel it does. Ten pence is ten pence at the first press and at the ten-thousandth, so an hour of pressing has one cost and the only question is what the terms do to it.

Where a stake is fixed in something other than pounds, that premise fails, and it fails continuously rather than once. The quantity staked per press stays constant in its own unit and varies in pence, so an hour contains as many different pound stakes as it contains presses. Nothing about the offer has changed. The measuring stick has.

So this page does the subtraction twice over. Part two prices an hour with the unit nailed down, which is the reading a reader would act on. Part three prices the same hour with the unit drifting by an amount this page assumes and labels as an assumption every time it carries a figure, since no source this site may rely on publishes a movement for any unit. What separates the two readings is the second term, and it is nowhere in writing because nothing in an offer’s documents concerns it.

Two further quantities get taken apart afterwards. The British ceilings on what may be staked in one turn are written in pounds and pence, which makes them unusable as a comparison against a stake denominated somewhere else, and part five works out what that actually means rather than asserting it. And a claim that a draw can be verified is a claim about the draw, which part six separates from the return and prices the distance between them.

Reels of this build hold no Great Britain licence. What matters most here among everything that removes are the rules written in something measurable, pounds in two cases and seconds, acts or prohibitions in the rest. Part seven lists which of them an unlicensed reel keeps, which is none, and what each was measuring while it applied.

2

An hour priced with the unit standing perfectly still

Begin with the count of presses, because every figure on this page is built on it. A reel inside a British licence waits 2.5 seconds from one cycle opening before the next may open, so an hour of 3,600 seconds carries 1,440 turns at the very most. That is a ceiling rather than a rate, and it is the gentlest reading available: a reel outside the licence is held to nothing, so a real hour may contain considerably more.

At a press worth 10p, the value this site holds to and one no primary source fixes for anybody, 1,440 turns push £144.00 across the reel in an hour. The reel keeps four pence of every pound where ninety-six come back, so the expected cost of that hour is four hundredths of £144.00, which is £5.76.

Keep hold of that figure, because it is the one quantity here a reader could reach from two numbers and no documents at all. Five pounds and seventy-six pence an hour is not a prediction about any session: it is the rate at which a 4 per cent margin takes money from £144.00 of turnover, and every other figure below is this one disturbed by something.

1,440 turns an hour at the most, £144.00 over the counter, and £5.76 of it expected to stay behind

Scale it and the shape holds. At 5p a press the hour turns over £72.00 and costs an expected £2.88. At 20p it turns over £288.00 and costs £11.52. At the £5.00 a British licence allows a reel to take in one turn, the hour tops out at £7,200.00 of turnover and £288.00 of expected cost. Every one of those figures is 4 per cent of the one before it on its own line, which is the whole of the arithmetic and the reason stake size changes the speed and never the direction.

Nothing in this part describes any particular build, and no return figure is invented anywhere here for one. Ninety-six in the hundred is a working assumption, stated as such on every line where it is spent, and part six prices the consequences of not knowing the true figure rather than gesturing at them.

3

The same hour once the unit is allowed to drift

Now let the measuring stick move. Assume the unit a stake is denominated in travels 20 per cent across the hour, evenly from the first turn to the last. That 20 per cent belongs to this page, is read off nothing whatever, and no source this site may rely on publishes a movement for any unit across any stretch of time. It is a size chosen to be large enough to show the mechanism and small enough to be unremarkable.

Take the rise first. A press worth 10p at the start of the hour is worth 12p at the end, and a straight path between them averages 11p. Turnover becomes 1,440 multiplied by 11p, which is £158.40, and the expected cost becomes 4 per cent of that, which is £6.34 once rounded from £6.336.

An hour with the unit nailed down £5.76 The same hour at an assumed 20 per cent rise £6.34 The second term this subtraction needs £0.58

Fifty-eight pence arrives a second way without touching either hourly total. The drift added £14.40 of turnover, being £158.40 less £144.00, and the margin takes four pence in each pound of it, so 4 per cent of £14.40 is £0.576. Rounding gives £0.58 from both directions. One route subtracts two hours from each other and the other multiplies a change in turnover by a rate, and their agreement is what shows that the second term is a property of the drift rather than of the rounding.

The fall runs the same machinery backwards. A press worth 10p falling 20 per cent reaches 8p and averages 9p, turnover drops to £129.60 and the hour costs an expected £5.18, rounded from £5.184. So across a drift of 20 per cent in either direction the hour sits somewhere in a band £1.15 wide, taking the unrounded figures, with £5.76 in the middle of it.

Read the last column and the second term is plainly linear in the drift: half the movement gives half the term, every time, because the term is nothing more exotic than 4 per cent of the turnover the drift created. A reader wanting the figure for a drift this page has not tabulated can take the percentage, halve it, apply it to £144.00 and take 4 per cent of the answer.

The drawing makes one property obvious that the table only implies. The band widens in exact proportion to the press value, so a reader at 20p a press carries a second term four times the size of a reader at 5p, and the two bands never overlap. Choosing a larger stake does not merely speed the first term up. It enlarges the term that nobody has written down.

An honest qualification belongs here and it cuts against the page. Movement is symmetrical, so a reader whose unit falls across the hour has an hour that costs less in pounds than the steady reading, by exactly as much as a rise would have added. Nothing here says the second term runs one way. It says the hourly cost in pounds is not a constant, which means a sentence beginning with the words an hour costs is incomplete in a way nobody has flagged.

4

Two ceilings written in pounds, and exactly what they reach

Two figures, and both are statutory rather than regulatory in origin. SI 215 of 2025, dated the twenty-fifth of February that year, caps the total one individual may stake against a single game cycle: two pounds for anybody under twenty-five, five pounds once they are twenty-five or older. Those are the only published British figures for what a single turn of a reel may cost, which is why a reader reaches for them and why this part has to explain what they do.

It bolts that ceiling onto every remote casino operating licence, those granted beforehand included, and describes the game it bites on as a reel-based one played online, a reel-based game being one in which shifting imagery settles whether any prize or advantage is won at all. The definition is doing real work: it decides what counts as the thing being capped, and it is drawn around the mechanics of the display rather than around anybody’s marketing.

The two dates belong to the regulator rather than to the instrument, which gives a sum where a calendar would be: six weeks counted from the day of making. Against that, the regulator’s own guidance attaches 9 April 2025 to the five pound figure and 21 May 2025 to the two pound one, with a transitional stretch of six weeks between them during which five pounds applied to everybody whatever their age. The same guidance is equally plain about scope, confining these ceilings to online slots and setting roulette and blackjack outside them.

So the list of what the two figures reach is short and exact. They reach a reel-based casino game played online, through a remote casino operating licence, old licences as well as new. They do not reach a table game, a card game, a lottery or anything the definition leaves outside. They say nothing whatever about an hour, a day or a session, being written against one cycle with no word on how many cycles may be run. And they do not reach a build with no British licence behind it, which is the whole of the market this page is about.

The distance between the first two rows is £172.80 of expected cost an hour, which is 4 per cent of the £4,320.00 of turnover the older bracket may add. Put plainly, the line Parliament drew between a person of 24 and a person of 25 is worth about a hundred and seventy-three pounds an hour at full stretch, and neither bracket will meet that in practice, since almost nobody stakes at a ceiling for 1,440 consecutive turns.

£172.80 an hour between the two pound ceilings at full stretch, against no ceiling whatever where a stake is denominated elsewhere

5

A ceiling in pounds against a stake that is not in pounds

Part four fixed what the two figures reach. This part works out what happens when somebody tries to use them as a yardstick anyway, which is the thing readers most often attempt and the thing that cannot be done.

A ceiling written in pounds is a comparison against a pound quantity. A stake fixed in a drifting unit is a pound quantity only at an instant, and it is a different pound quantity at the next instant, so the comparison has an answer at the moment it is asked and a possibly different answer by the time the turn resolves. Nothing is being evaded by anyone. The two things are simply measured in different scales, and only one of the scales holds still.

Work it with the page’s own assumed drift. Take a press fixed at whatever quantity is worth £4.90 at the top of the hour, which sits under the £5.00 figure with ten pence to spare. Let the unit rise a tenth, this page’s assumption again, and the identical quantity is worth £5.39 at the bottom of the hour. The stake never changed. It began under a pound ceiling and finished over it, and the reader pressing the button did nothing differently at either end.

The same thing happens against the smaller figure and at a smaller scale. A press standing at £1.95 is comfortably under £2.00, and a tenth of upward drift carries it to £2.15. Set the two together and a single unchanged stake crosses the under-25 ceiling and the over-25 ceiling on the same assumed movement, which is as plain a statement as this page can make that a pound threshold and a non-pound stake are not comparable quantities.

Three readings and two of them flip. That is the finding of this part, and it holds whatever the drift turns out to be, because the only thing needed for a flip is that the stake began within one movement of a threshold. A smaller assumed drift narrows the band of stakes that can flip and never closes it.

Which produces the sentence this part exists for. The caps in part four are not loose on a stake of this kind, and they are not strict on it either. They have nothing to act on, because the quantity they would act on is not expressed in their units, and no conversion fixes that, since a conversion is true at one instant and the rule is written about a game cycle rather than about an instant.

The honest half of this is that the caps do not reach these builds in the first place, licence or no units. A reader could therefore say the whole comparison is beside the point. It is not beside the point, for one reason: the caps are the only published British statement of how much a single turn of a reel may cost, so they are the natural yardstick a reader reaches for, and a page on this subject owes an explanation of why reaching for it returns nothing.

6

Checking the draw settles the draw and nothing about the return

A reel priced in a drifting unit commonly comes with a claim that each draw can be verified afterwards. The claim is a real one and this page does not sneer at it. What it does is separate two quantities that the claim is routinely read as covering, and price the distance between them.

Quantity one is the draw. A verifiable draw means a reader can satisfy themselves, after the turn, that the outcome was fixed before they pressed and was not chosen in the light of their balance. That is a genuine assurance about process, and under a British licence the same assurance comes out of a published standard instead of out of a calculation, since results there have to fall out acceptably random and an adapting game is barred.

Quantity two is the return, and the draw says nothing about it. A return figure is a property of the paytable and the symbol distribution together, not of the randomness of the selection. A perfectly verifiable draw over a table paying little is verifiably poor. A reader who checks a draw has established that the shuffle was fair and has established nothing at all about what the deck contains.

Price that separation on the hour from part two. An hour of 1,440 turns at 10p turns over £144.00, so each percentage point of return is worth £1.44 of that hour, being a hundredth of the turnover. The published 96 in the hundred gives an expected cost of £5.76. Assume the real figure is eight points lower at 88, which is this page’s assumption and is not a figure read from anywhere, and the expected cost becomes 12 per cent of £144.00, which is £17.28.

An hour where ninety-six pence comes back on the pound £5.76 The same hour at an assumed 88, draw verified £17.28 What verifying the draw leaves unsettled £11.52

Eleven pounds and fifty-two pence comes out a second way from the sensitivity rather than from the two totals. Each point of return is worth £1.44 an hour, the gap between 96 and 88 is eight points, and eight multiplied by £1.44 is £11.52 exactly. One route subtracts two expected costs while the other multiplies a per-point rate by a count of points, and the agreement tells a reader the figure belongs to the return itself and owes nothing to the assumed 88.

Set the two sorts of assurance against each other and the comparison is uncomfortable for both. A verified draw at an unknown return leaves £1.44 an hour riding on every point nobody has stated, and the verification settles not one of them. An unverified draw at a published return hands a reader £5.76 an hour that can be computed, and leaves them trusting that the process behind it was not interfered with. Neither gives both halves, and a reader who assumes that the first gives both has paid for the assumption at £1.44 a point an hour.

A last point of fairness. On a licensed build nobody has to choose, the process assurance being a published standard and the chance information reachable ahead of any commitment. Outside that licence the two halves come apart, and a verifiable draw is the half that is cheap to supply.

7

Rules written in pounds and in seconds, and what an unlicensed reel keeps

The British rules bearing on one turn of a reel share a property worth naming: each is written in something a person can measure. Two are counted in pounds, one in seconds, two in acts the system must require or may not offer, and one in a prohibition on how a machine may behave. Between them they are the only published arithmetic on what a turn may cost and how quickly turns may arrive.

Counted in pounds: the two ceilings of part four, fastened to a remote casino operating licence, reaching a reel-based game played online and reaching nothing else.

Counted in seconds: a licensed reel waits 2.5 seconds from one cycle opening before the next may open, which is what holds an hour down to 1,440 turns and therefore holds down every figure in part two. A start control, or whatever stands in for one, has to be let go of and worked again at each turn, so a finger held down begins nothing.

Counted in acts, two more. Autoplay has no place on licensed online gaming, each cycle needing to be committed to by itself, with the solitary carve-out covering blinds that post themselves in poker played between players. And a licensed system may not hand anybody a way of bringing the result forward, which rules out the turbo button, the quick spin and the slam stop alike, while a feature round carrying no fresh stake is left alone.

Counted in a prohibition, the rule part six leaned on. Results have to fall out acceptably random, and a game that adapts, meaning one shifting its probabilities in the light of what has gone before, is barred. The guidance bars interference of either sort, by hand or by machine, and expects results to arrive in the proportions theory gives. A licensed reel also withholds any celebration from a return at or under the stake just gambled, so a turn giving back less than it took gets no fanfare for doing it.

That last sentence is the fair one, and it is why this part is laid out as measurements rather than as protections. A verifiable draw really does the work the randomness rule did, for a reader willing to do the checking. Nothing substitutes for a figure written in pounds and nothing substitutes for a gap written in seconds, both being limits on quantity rather than assurances about process, and no calculation anybody performs can impose a limit on anyone.

8

Why the second term is met on the way out

The drift is public. Anybody may watch a unit move, in any direction, at any hour, without an account or a permission, which makes it the most observable thing on this page. So the question this section puts to every page applies with force here: how can a term built on a public quantity be something discovered while leaving.

Because the term is not the drift. The term is the difference between two hourly costs, and a difference needs two readings before it exists. On the way in there is one reading. A stake is chosen, a balance appears in the drifting unit, and the pound cost of an hour is a number nobody has had occasion to compute, because the hour has not happened.

It becomes computable at exactly one point: the balance is converted back. That is where a reader first has a pound figure at both ends of the session and can subtract. Until then the arithmetic is available in principle and has nothing to act on, which is the definition this whole section works to.

Put a scale on the gap between those two moments. A credit of £50.00 asked to be turned over forty times wants £2,000.00 across the reel, which at 10p is twenty thousand turns, and at 1,440 turns an hour that is 13.89 hours of pressing. Across getting on for fourteen hours a unit has ample room to move, and the whole of that movement is reconciled in one figure at the end rather than press by press on the way through.

One more property makes the discovery sharper. The second term is invisible inside the session by construction, since the balance is denominated in the drifting unit and reads as a constant while the pound value underneath it changes. A reader watching their own balance sees nothing move except through play. The quantity this page prices is the one quantity a running balance in that unit cannot show.

Which marks this page off from those about conditions a reader could have opened for themselves. A wagering clause is written down, and somebody who left the document shut could have opened it. The second term is written nowhere, is unknowable in advance, is not a condition anybody imposed, and is settled by a market that has never heard of either party. That is a different kind of absence and it is why the page sits where it does.

9

What can be fixed before the first press of the hour

Three things on this page can be settled in advance and the rest cannot. Listing which is which is the useful output, since everything above is arithmetic a reader can rerun with their own numbers in a couple of minutes.

Fixed in advance, the first: the count of turns an hour can hold, and therefore the turnover. At a measured interval between turns an hour has a maximum, 1,440 where the interval is two and a half seconds. Multiply by whatever a press is worth in pence at the moment of asking and the first reading of the hour is settled.

Fixed in advance, the second: the first term of the subtraction. Four pence in each pound turned over at a 96 per cent return, so £5.76 on £144.00, scaling exactly with the press value and with nothing else. A reader who knows the press value and the return knows this figure before pressing anything.

Fixed in advance, the third: the fact that a pound ceiling cannot be compared with a non-pound stake. That is a statement about units rather than about markets, and it is true before any drift happens and would stay true if the drift turned out to be nought.

Not fixed in advance, and no amount of reading settles any of them: the size of the drift, which is why the 20 per cent above wears its label on every line where it appears; the direction of the drift, which decides the sign of the second term; and the real return, which the verifiable draw does not establish and which nothing outside a licence obliges anybody to publish.

Two habits carry the method onto any hour a reader wants to price. Put the press value in pence at a stated moment and carry the moment with the figure, since a press value without a timestamp is not a quantity. And compute the hour twice rather than once, with the unit still and with it moved by whatever a reader thinks plausible, then print both and rule off the difference, which is what every page here does with every condition it meets.

The shortest honest summary of the subject is four figures. An hour of 1,440 turns at 10p costs an expected £5.76 with the unit nailed down. A 20 per cent drift moves that anywhere inside a band £1.15 wide. A return eight points below the published figure adds £11.52 to the same hour. And the two British pound ceilings on one turn, £5.00 and £2.00, have nothing to compare against where the stake is not denominated in pounds.