Here2Win Casino · Relax Gaming · Australia
Book of 99 card on Pokies Baron
Australian punters can open the session page for Book of 99 pokie apart from this catalogue.
On Pokies Baron, Book of 99 is the Relax Gaming pokie Australian players launch through Here2Win Casino. Volatility is marked. A catalogue page is not a tip.
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.com.au).
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.com.au).
| 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$24.60 | ~135–165 |
Pros and cons
Pros
- The studio is named: Relax Gaming.
- Stake for Australian punters is in A$ at Here2Win Casino.
- The rest of Relax Gaming is one provider page away.
Cons
- Pokies Baron does not pay a win and does not take a deposit.
- A match amount is not a fact of the Book of 99 card.
- No published RTP is on this card, so none is guessed.
- The page will not borrow a pace label from another Relax Gaming pokie.
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.
Two more Relax Gaming pokies in this catalogue are Pinata Popper Dream Drop and Attila The Hun.
Filed under
Features Expanding Symbols
What this pokie is
Pokies Baron keeps the entry short. Book of 99 is a Relax Gaming pokie for Australia, opened at Here2Win Casino. The figures are the card, not a house view.
Book of 99 is filed under video on the Australian list Pokies Baron keeps for Here2Win Casino. It is an online pokie, not a machine on a club floor. PayID, POLi and the usual cards are the payment names Australian punters already know.
A normal 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.
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 Pokies Baron catalogue, Relax Gaming accounts for 223 pokies, playable at Here2Win Casino (here2win.com.au). 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.com.au).
| 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?
Book of 99 is in the Pokies Baron list for Australia, and the session itself runs at Here2Win Casino. Use the play button rather than hunting the game by a different name.
Which studio built Book of 99?
The provider is Relax Gaming. Other Relax Gaming pokies on Pokies Baron sit on the same provider page if you want a neighbour title.
Is this page the casino, or a catalogue?
Pokies Baron 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.
Can I open Book of 99 on a phone?
Yes. The play button on pokiesbaron.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.
Can I try Book of 99 here without an account?
This page is the written card. It does not run the reels, free or paid. Play happens at Here2Win Casino.
Why is there no star rating for Book of 99?
No score is printed on purpose. A star would be a house opinion. The page sticks to the studio, the published RTP when the card has one, and the volatility label.
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.
How old do I have to be to play Book of 99?
18+. Pokies Baron is a catalogue, and Here2Win Casino is where the session runs. Do not open the pokie if you are under 18.
Where does the click on Book of 99 go?
Pokies Baron records the page you were on and sends you to Here2Win Casino with Australia already on the trail.
How many Relax Gaming pokies are in this catalogue?
Use the provider link under the title. That list is the same studio, not a random mix, and each title opens at Here2Win Casino.
Does it matter that I am in Adelaide?
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?
Pokies Baron will not print a match amount or a spin count for Book of 99. Those terms belong to the casino, and they change.
Is Book of 99 a club or pub pokie?
No. Book of 99 on Pokies Baron 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.
Why is there no RTP for 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.
Why does Book of 99 have a pros and cons list?
It splits what the card publishes from what Pokies Baron refuses to invent. A printed RTP is listed because it is a source figure. A missing hit rate is named as a limit, not filled in.
Which part of the Book of 99 page is the preview?
The preview is the same card, shortened. It is not a tip and it does not know how your session in Adelaide will finish.
How do I open the right 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?
A count of free spins and a bonus-buy price are also absent. Those numbers stay off the page.
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.
Stake and the cashier
The Baron page does not list a cashier. A$ deposits, including PayID, sit inside Here2Win Casino.
The rails are handled after you reach Here2Win Casino. pokiesbaron.com does not take the deposit. This page never opens a cashier.
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 Pokies Baron 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.com.au) 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.
The studio behind it
Relax Gaming is the studio printed on Book of 99. Pokies Baron lists 223 of their pokies for Australia, and this is one of them. The rest sit on the provider page.
How a session behaves
A session at Pokies Baron is described as a limit and a stop, not as a story. Book of 99 either fits that or it does not.
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. Any match lives inside the Here2Win Casino account.
Who it suits
This card does not carry a volatility mark, so Pokies Baron does not guess who Book of 99 suits. The studio is Relax Gaming. The session still opens at Here2Win Casino.
Playing this pokie
Open the full name Book of 99 in the Here2Win Casino lobby. 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. Pokies Baron leaves those fields empty.
Australian punters play this pokie in the browser at Here2Win Casino, stake in A$. pokiesbaron.com does not host the reels.
Feature labels on this card: Expanding Symbols. Pokies Baron does not add a jackpot figure or a bonus amount on top of those names.