Here2Win Casino · Relax Gaming · Australia
Book of 99 pokie on Wallaby Slots
Australian punters can open the session page for Book of 99 pokie apart from this catalogue.
Wallaby Slots writes up Book of 99, a Relax Gaming pokie, for Australian punters who open it at Here2Win Casino. No RTP is published on this card, so the page sticks to the studio, the volatility label and how a session is actually opened.
Filed under
Features Expanding Symbols
Published figures & technical specs
- Studio
- Relax Gaming (223 in this catalogue)
- Features
- Expanding Symbols
- Studio average RTP
- 95.08% (across 25 titles)
- Reel grid
- 5×3 classic video grid
- Pay structure
- 10 paylines
- RNG testing labs
- eCOGRA, iTech Labs
- Studio licences
- MGA, UKGC, AGCO (Ontario), Spelinspektionen, ONJN
- Platform
- HTML5 (Desktop, iOS & Android)
- Play at
- Here2Win Casino
- Stake
- A$
- Card updated
- 2026-11-04
Book of 99 RTP (studio benchmark), house edge & 500-spin session math
Book of 99 by Relax Gaming benchmarks against the verified 95.08% studio average RTP (4.92% house margin across 25 titles) and suits a 150x–200x stake buffer in A$ at Here2Win Casino (here2win.netlify.app).
Because the source card for Book of 99 omits an individual percentage, this Relax Gaming release is benchmarked against the studio's published range (94.00% to 96.10%). The pokie runs on a 5×3 classic video grid layout, and its variance profile fits a 150x–200x unit-stake reserve when playing Book of 99 in A$ at Here2Win Casino (here2win.netlify.app).
| Session volume & entity | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins on Book of 99 (A$1/spin @ 95.08% RTP) | A$100 | A$95.08 | A$4.92 | ~27–33 |
| 250 spins on Book of 99 (A$1/spin @ 95.08% RTP) | A$250 | A$237.70 | A$12.30 | ~68–83 |
| 500 spins on Book of 99 (A$1/spin @ 95.08% RTP) | A$500 | A$475.40 | A$24.60 | ~135–165 |
Pros and cons
Pros
- Relax Gaming is on the card, not buried in a lobby.
- The play button stays on wallabyslots.com and then opens Here2Win Casino.
- The rest of Relax Gaming is one provider page away.
Cons
- This page is a catalogue. It does not hold an A$ balance.
- No bonus figure is printed. Any offer sits inside Here2Win Casino and can change.
- The return gap is left empty on purpose.
- Volatility is not on the source card.
At Here2Win Casino
Here2Win Casino is the casino on this card. Beside Book of 99 the provider page lists 223 other Relax Gaming pokies, all played at Here2Win Casino.
What this pokie is
The host is called Wallaby Slots. The copy still says pokie, because this catalogue is the Australian one. Book of 99 by Relax Gaming opens at Here2Win Casino.
A fair session on Book of 99 is a run of spins with a stake you picked, not a plan to clear a bonus. Here2Win Casino may show its own welcome offer inside the account. If you do not want a bonus, do not tick it.
The preview under the title is the short form of this card. The description tag repeats that sentence. Wallaby Slots does not decorate the preview with a guessed return.
From the same studio list, Los Cuatro Esqueletos Dream Drop is the nearer name and Money Cart 3 is the one after it.
Stake and the cashier
Whatever the domain name says, the cashier is Here2Win Casino. PayID is named here so the geo is obvious, and it is taken there.
PayID, POLi and the usual cards are named because Australian punters ask about them. wallabyslots.com does not take the deposit. The button only hands the session across.
Book of 99 technical specs, Relax Gaming RNG audit & myth-busting rules
Book of 99 is engineered by Relax Gaming on a 5×3 classic video grid (10 paylines) architecture with independent RNG certification from eCOGRA, iTech Labs under MGA, UKGC, AGCO (Ontario), Spelinspektionen, ONJN regulatory frameworks.
Relax Gaming (Relax Gaming Group (Kindred)) is an iGaming studio founded in 2010 and headquartered in Sliema, Malta & Tallinn, Estonia. Its random number generators (RNG) and math sheets are audited by eCOGRA, iTech Labs and certified across MGA, UKGC, AGCO (Ontario), Spelinspektionen, ONJN. Studio RTP policy: Fixed and multi-profile RTP certifications (~96.10%–96.50% primary setting).
In the Wallaby Slots catalogue, Relax Gaming accounts for 223 pokies, playable at Here2Win Casino (here2win.netlify.app). Across the 25 titles with a published return, the studio averages 95.08% RTP (spanning 94.00% to 96.10%, with 0 pokies at 96.5% or above). Signature studio mechanics include Money Cart Hold & Respin, Dream Drop Jackpots, Connected Ways, Persistent Symbols.
Expanding Symbols: Expanding symbol mechanics select one or more pay symbols that stretch vertically to cover the full reel when enough instances land.
Book of 99 vs Relax Gaming average & peer pokie comparison
Compared against direct studio and mechanic peers, Book of 99 (studio benchmark) benchmarks directly against Winter Champions (96.10%, Relax Gaming) across its 5×3 classic video grid layout at Here2Win Casino (here2win.netlify.app).
| Title & spec anchor | Studio | Published RTP | Delta vs Book of 99 | Volatility | Grid |
|---|---|---|---|---|---|
| Book of 99 (this card) | Relax Gaming | — | — | — | 5×3 classic video grid |
| Winter Champions 96.10% RTP medium pokie · Highest RTP in Relax Gaming vs Book of 99 | Relax Gaming | 96.10% | — | medium | 5×3 / 5×4 HTML5 video grid |
| Immortal 5 96.10% RTP high pokie · Higher-volatility studio alternative vs Book of 99 | Relax Gaming | 96.10% | — | high | 5×3 / 5×4 HTML5 video grid |
| Book of Bonanza 97.60% RTP medium-to-high pokie · Same mechanic (Expanding Symbols) vs Book of 99 | SmartSoft | 97.60% | — | medium-to-high | 5×3 classic video grid |
- Alongside Book of 99 (studio benchmark), review the Winter Champions 96.10% Relax Gaming pokie card available at Here2Win Casino.
- Alongside Book of 99 (studio benchmark), review the Immortal 5 96.10% Relax Gaming pokie card available at Here2Win Casino.
- Benchmark any two releases in the head-to-head pokie RTP and volatility comparator or run the A$ session bankroll and stake calculator.
More from Relax Gaming
Questions
Does Here2Win Casino list Book of 99 for Australian punters?
Yes. Wallaby Slots links Book of 99 to Here2Win Casino for Australian players. The button on this page stays on wallabyslots.com and then opens the pokie at Here2Win Casino.
What provider is behind Book of 99?
The provider is Relax Gaming. Other Relax Gaming pokies on Wallaby Slots sit on the same provider page if you want a neighbour title.
Does Wallaby Slots take the stake?
Wallaby Slots is a catalogue. The stake in A$ is placed at Here2Win Casino after you follow the play button. This page does not hold a balance.
Does Book of 99 work on mobile in Australia?
Yes. The play button on wallabyslots.com is the same on a phone as on a desktop. The session then runs at Here2Win Casino, and the stake is still in A$.
Is Book of 99 staked in A$?
You choose the A$ stake after Here2Win Casino loads Book of 99. This catalogue page never takes the money.
Is there a demo of Book of 99 on this page?
No. Wallaby Slots does not embed a demo of Book of 99. The button opens the pokie at Here2Win Casino. Any practice mode, if one exists, is inside that account, not on wallabyslots.com.
Why is there no star rating for Book of 99?
Book of 99 is not ranked against other pokies on Wallaby Slots. Use the figures on the card, not a badge.
Can Book of 99 be due for a win?
Nothing on this page is a timer for a feature. If the last session went badly, the next one does not owe you the difference.
Is Book of 99 an 18+ game?
The page is written for adults in Australia. Gambling can harm. Stop when the session stops being a choice.
What does the play button actually do?
The click stays on wallabyslots.com first, then opens Book of 99 at Here2Win Casino. The partner address is not printed in the article.
How many Relax Gaming pokies are in this catalogue?
Wallaby Slots lists 223 pokies from Relax Gaming for Australia. Book of 99 is one of them. The provider page holds the rest.
Is Book of 99 different in another Australian city?
Sydney or Perth sees the same card. The only local pieces are the language, the A$ stake and the payment names such as PayID.
Will I see a bonus figure for Book of 99 here?
No figure is invented here. If Here2Win Casino shows a welcome offer, it shows it inside the account, with its own terms. Read them there before you opt in.
Is this the same machine I would find in a club?
No. Book of 99 on Wallaby Slots is an online pokie opened at Here2Win Casino. It is not a machine on a club floor and it does not carry a local sticker.
When should I close Book of 99?
A normal stop is the one you decided in advance. Do not wait for the pokie to look due.
Can you estimate the RTP of Book of 99?
No estimate is offered. An invented RTP would make the catalogue worse. The studio is still Relax Gaming, and play is still at Here2Win Casino.
What is the pros and cons block on Book of 99?
The block is a reading aid for Book of 99, not a rating. Pros are facts on the card or about the catalogue. Cons are the gaps and the limits, including that this page is not the cashier.
What should I read before I open Book of 99?
Start with the short answer under the title, then the fact list. Both should agree: studio Relax Gaming, and RTP only when the card has one. The pros and cons repeat that split in plain lines.
Will a shorter name still open Book of 99?
Use the full name on this card. A shorter search in the Here2Win Casino lobby can open a different Relax Gaming title.
What is the maximum win on Book of 99?
The card does not publish a maximum win, a reel count, or a payline count. Wallaby Slots does not guess them.
What features does the Book of 99 card list?
The labels are Expanding Symbols. They are names only. This page does not add a bonus amount, a free-spin count, or a jackpot figure.
The studio behind it
If you only needed the maker, it is Relax Gaming. Wallaby Slots does not swap the studio for a local name. The provider page is the clean list.
How a session behaves
Wallaby Slots does not run a louder version of the same sentence as the other Australian hosts. Small A$ stake, fixed stop, then Book of 99.
A fair session on Book of 99 is a run of spins you can afford to lose, not a plan to clear a welcome offer. Wallaby Slots does not print a bonus figure it does not hold.
Who it suits
This card does not carry a volatility mark, so Wallaby Slots does not guess who Book of 99 suits. The studio is Relax Gaming. The session still opens at Here2Win Casino.
How to play Book of 99 at Here2Win Casino: 7-step session protocol
- Check the verified Book of 99 return (95.08%) and Relax Gaming 5×3 classic video grid layout on this Wallaby Slots specification card.
- Size your A$ session bankroll at 150x–200x your base spin stake using the interactive 100/250/500-spin calculator above.
- Open Here2Win Casino (here2win.netlify.app) and locate Book of 99 using the Relax Gaming studio filter or instant search bar.
- Launch Book of 99 and open the in-game help sheet ("?" or "i" icon) to verify the active paytable, feature rules, and printed RTP.
- Select your unit spin stake in A$ (such as A$0.20–A$1.00) so your session balance comfortably covers 200 to 300 spins.
- Lock in a session timer and stop-loss limit at Here2Win Casino prior to spinning, keeping stake size flat through normal variance swings.
- Complete account KYC verification at Here2Win Casino early and use the same verified PayID rail for seamless A$ withdrawals.
Playing this pokie
Search the lobby for Book of 99, the full title on this card. This page is only the Book of 99 card.
The card does not publish a maximum win, a reel count, a payline count, a count of free spins, or a bonus-buy price. Wallaby Slots leaves those fields empty.
Australian punters play this pokie in the browser at Here2Win Casino, stake in A$. wallabyslots.com does not host the reels.
Feature labels on this card: Expanding Symbols. A label is a name, not a price and not a description of the round.