Before you load Lost Book for real, spend a couple of minutes on how it genuinely performs. Built by REDSTONE, it lands as a slot with a medium-variance maths model and an RTP of 95.98%. You get 5 reels and 40 paylines, all themed around egyptian. If everything lines up, Lost Book can pay up to 5,000x your bet. Wins land at roughly a 30% hit rate, shaping how the sessions feel. Let's break down what works and what doesn't.
Written by Daniel Chen · Last updated: February 2026
This slot, Lost Book, is the work of REDSTONE, dressed up with an egyptian theme. It runs on a 5-reel grid running 40 paylines with a medium volatility profile, and 95.98% RTP.
The mechanics are what make Lost Book interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. Its medium variance balances steady wins with the odd larger payout. On balance, Lost Book is a dependable option worth a few spins in the demo first.
At 95.98%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
A balanced volatility profile with a mix of smaller frequent wins and occasional larger bonus payouts. Suitable for players who want steady action without extreme swings.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Lost Book features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
Lost Book by REDSTONE is a solid offering that delivers good entertainment value. The 95.98% RTP combined with medium volatility creates a well-balanced gaming experience.