Design and Theme
🖼️ Graphics
Jack Hammer is styled as an old detective comic. The reels look like illustrated pages: individual frames showing heroes, villains and objects. In the background is a dark city and a bridge, creating the feeling of a noir story about an investigation. The colour palette is deliberately simple: bright accents on a muted backdrop, with thick outlines as if the frames were drawn for a newspaper strip.
🎶 Sound
The soundscape in Jack Hammer leans heavily into the atmosphere of a tense city. The background hum resembles an alarm or street noise, with the occasional dog bark woven in. All of this sits on top of a muted “urban ambience”, giving the impression that the action unfolds in a dark alleyway. The music is reminiscent of old films: tense chords and short dramatic phrases.
Mechanics
|
🥁 Grid Size |
5x3 |
|
📊 Paylines |
25 |
|
➕ Bonus Game |
✅ |
|
🤑 Jackpot |
❌ |
|
💸 Extra Bet / Ante Bet |
❌ |
|
🪂 Fixed Multipliers |
✅ |
|
♻️ Respins |
✅ |
|
❎ Gamble |
❌ |
Winning Combinations
Top Symbols:
|
Symbol |
3 |
4 |
5 |
|---|---|---|---|
|
Detective Jack |
x2 |
x6 |
x40 |
|
Evil Scientist |
x2 |
x4 |
x12 |
|
Girl |
x1 |
x2 |
x10 |
|
Newsboy |
x0.6 |
x2 |
x8 |
Base Symbols:
|
Symbol |
3 |
4 |
5 |
|---|---|---|---|
|
Airship |
x0.6 |
x1.2 |
x5 |
|
Car |
x0.4 |
x1 |
x4 |
|
Newspaper |
x0.2 |
x0.6 |
x3 |
|
Telephone |
x0.2 |
x0.4 |
x2 |
|
Flask |
x0.2 |
x0.4 |
x1.6 |
Special Symbols
The easiest way to understand how to play Jack Hammer is through its special symbols — they define the whole mechanic.
- Wild: substitutes for all symbols except the scatter.
- Scatter (bomb): triggers the free spins bonus round.
Bonus Game
The main feature of Jack Hammer is Sticky Wins. It activates on any winning line or when 3 or more scatters land. The winning symbols lock in place and the reels respin. The sequence continues as long as new matching symbols are added. Once no new symbols appear, the total win is awarded.
Scatters also trigger the free spins round:
- 5 scatters — 10 free spins
- 6 scatters — 15 free spins
- 7 scatters — 20 free spins
- 8 scatters — 25 free spins
- 9–15 scatters — 30 free spins
During the bonus, all wins are multiplied by x3, and Sticky Wins remain active.
RTP, Volatility, Max Win
Jack Hammer has an RTP of 96.96% and low volatility. NetEnt does not disclose the maximum win.
Our Verdict
Sticky Wins in Jack Hammer trigger often on winning lines, and chains can stretch for quite a while. The balance dips, but not severely. Free spins never appeared during testing. Overall, the slot feels simple and lively, without unnecessary complexity.
If you want something more intricate, there’s Tony Gambler, with free spins, “three-life” respins and an unusual portal mechanic. Or Rip City, featuring two different bonus modes.
Other popular slots by NetEnt
Starburst | Jack Hammer | Dead or Alive 2 | Fruit Shop | Long Pao | Excalibur | Cash Noire | Lights Slot | Ghost Pirates | Jack and the Beanstalk | Wild Wild West | Jack Hammer 2 | Joker Pro | Fruit Case | Steam Tower
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