Do you like cartoons? Jack Hammer is an online slot machine designed by the renowned company NetEnt based on a fictional novel. All scenes of the game are designed in a comic style. It’s available now on the indigo free slots online website.
Features review
Feature | Details |
---|---|
Title | Jack Hammer |
Developer | NetEnt |
RTP | 96.96 % |
Theme | Comic‑book detective (Jack vs Dr. Wuten) |
Reels | 5 (15 symbol-spinning “mini‑reels”) |
Rows | 3 |
Hit rate | ~25% |
Paylines | 25 fixed |
Lines pay | Matching 3+ symbols left-to-right |
Min bet | €/$ 0.25 (level 1, coin 0.01) |
Max bet | €/$ 250 |
Coin Values | 0.01–1.00 |
Maximum Win | Up to $750k |
Autoplay | Yes (up to 100) |
Free spins | Yes (5+ scatters → 10–30 spins, 3× multiplier) |
Multiplier | 3× during free spins |
Bonus round | Sticky Win™ respins + free spins |
Progressive jackpot | No |
Fixed jackpot | No separate fixed jackpot; max win through free spins |
Volatility | Low–medium |
Release | 2010 |
Symbols
The symbols you will see are a detective, a bomb, a phone, a local newspaper and much more. Also, poisoned vials, newspapers, telephones, gangsters with guns and airships hovering around the rollers.

🔔 Interesting Fact: From ~183,666 tracked spins, the highest recorded single win is €4,905, and the free-spin bonus hit rate is around 0.58 % (1 in 172 spins)
Jack Hammer bonus
Free Spin Function – this round occurs suddenly after landing 5 or more free spin scatters. These features you will find at the new online slots. The more scatters, the more free spins you have at your fingertips:
- 9-15 scatters = 30 FS;
- 8 scatters = 25 FS;
- 7 scatters = 20 FS;
- 6 scatters = 15 FS;
- 5 scatters = 10 FS.

Don’t pay enough attention to the number of free spins you win, since all wins in this round are increased significantly but time-limited by a 3x multiplier and tripled. Have 5 dispersions to start around can seem delicate.
Sticky Win is your friend, partner at the moment! Try out the demo version of the game here without downloading and win the bonus rewards and fabulous prizes because it is available on tablets, computers, and mobile phones.
Similar slots
- Jack Hammer 2: Fishy Business – 5×3, 99 paylines; Sticky Win, random wilds, free spins with 2× multiplier; low volatility, mobile-optimized
- Space Wars – 5×3, 40 paylines; sci-fi shooter theme, clone wild multipliers up to 3×; RTP ~96.8%, medium volatility.
- Twin Spin – 5 reels with 243 ways; classic retro look with synchronized twin reels; RTP ~96.6%, medium volatility, frequent small wins.
These slots share engaging visuals and bonus mechanics like sticky respins, multipliers, or respin mechanics, making them great companions to Jack Hammer.
Summary
Jack Hammer is a vibrant comic-book style slot by NetEnt featuring a 5×3 layout and 25 fixed paylines. It offers Sticky Win respins and a free spins bonus with 3× multipliers, balancing medium volatility with strong RTP (~96.96 %). With potential wins up to 750k coins, it’s ideal for players seeking solid returns and a fun theme, though it lacks a progressive jackpot.
Pros
- High RTP (~96.96 %)
- Sticky Win respins boost wins
- Free spins with 3× multiplier
Cons
- No progressive jackpot
- Low–medium volatility limits huge base-game payouts
- Top symbols are rare—4–5 of a kind occur infrequently
- Gameplay can feel repetitive over time
User Review
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