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NetEnt · Slot Review

Jack Hammer 2 — Full Review & Free Demo

3.5/5
Play for Real →
RTP
97.07%
Volatility
Low
Max Win
N/A
Provider
Reels
5
Paylines
99
Bet Range ($,€,£)
0.50 - 250
Rating
3.5/5
Released
Nov 2013

Jack Hammer 2 Slot Overview

Jack Hammer 2, subtitled Fishy Business, is the sequel to NetEnt's popular comic-strip detective slot. Released back in November 2013, it runs on a 5x3 grid with 99 paylines and keeps the same cartoon noir style as the original. Private eye Jack Hammer is back in Grand City, this time rescuing the singer Pearl from the villainous Don Crabby.

I quite like the vibe of this one. Low volatility, a cracking RTP of 97.07%, and the Sticky Win feature on every spin make it a proper session slot. Max win sits at 1,980x your stake, which is decent for a low-variance game. Not going to retire you, but it keeps the balance ticking over without massive dry spells.

Symbols and Paytable

Every symbol fits the crime-caper storyline. Jack Hammer himself is the top payer at 10x for five on a payline, followed by Lady Pearl at 5x, Don Crabby at 3x, and the Goons at 2x. Lower down you have dock-themed bits like the harbour, speedboat, barrels, weapons case, and Pearl's microphone, ranging from 0.7x down to 0.3x for five of a kind.

Wild symbols substitute for everything except the Electric Eel Scatter. During Free Spins, extra Random Wilds appear on the middle reels too. Honestly, the paytable values per line are quite small, but with 99 paylines and the Sticky Win mechanic locking symbols in place, individual spins can stack up to something pretty tasty.

Symbol Payouts

icon 1
5x10
4x1.5
3x0.5
icon 2
5x5
4x0.8
3x0.3
icon 3
5x3
4x0.5
3x0.2
icon 4
5x2
4x0.4
3x0.16
icon 5
5x0.7
4x0.2
3x0.08
icon 6
5x0.5
4x0.14
3x0.06
icon 7
5x0.4
4x0.1
3x0.06
icon 8
5x0.4
4x0.08
3x0.04
icon 9
5x0.3
4x0.08
3x0.04
icon 10
Scatter
icon 11
Wild

Bonus Features

Here is where the fun lives. Every winning spin triggers the Sticky Win feature. Winning symbols freeze in place, the remaining reels respin, and if new matching symbols or wilds land they lock too. Respins keep going until nothing new appears, then everything pays out at once. Simple mechanic, but it can build wins nicely.

Land 5 or more Electric Eel Scatters and you trigger Free Spins. Five scatters give you 10 spins, six give 13, seven give 16, and eight or more give 20. All wins during the round get a 2x multiplier, and Random Wilds pop up on the middle reels to help form combinations. You can retrigger up to 40 free spins total.

Fair warning though; the bonus features are basically the same as the original Jack Hammer. NetEnt played it safe with the sequel. The 2x multiplier is actually lower than the 3x in the first game, and the max win dropped from 3,000x to 1,980x. So if you loved the original, this might feel a touch underwhelming in terms of potential.

Bonus Buy Options

Bonus Buy Sticky Win
Sticky Win
Any winning combination locks winning symbols in place while remaining reels respin. Continues until no new wins appear, then total payout is awarded.
Bonus Buy Free Spins
Free Spins
Land 5 or more Electric Eel Scatters to trigger 10-20 free spins with a 2x multiplier on all wins and additional Random Wild symbols on the reels.
Bonus Buy Random Wilds
Random Wilds
Special wild symbols appear only during the free spins round on the middle reels to help form winning combinations.

Volatility and RTP

RTP clocks in at 97.07%, which is brilliant compared to most slots out there. Volatility is low, so you get frequent smaller wins rather than long droughts followed by big hits. Hit frequency is around 24%, meaning roughly one in four spins pays something. Perfect if you just want a relaxed session without your balance doing a rollercoaster.

Max win is 1,980x your stake. Playing at the top bet of 250 quid, that is a theoretical 495,000. Realistic? Probably not on a Tuesday evening, but the maths is there. For a low-volatility slot, that ceiling is proper decent. Just keep in mind this is a grinder, not a moonshot.

💬 What Players Say
Players appreciate the high RTP and consistent small wins from Sticky Wins, though some feel the max win potential is lower than expected compared to the original game. Based on 3 reviews.
Ryan Cole’s Verdict

Final Verdict

Jack Hammer 2 is a solid sequel that does not mess with a winning formula. Great RTP, low volatility, and the Sticky Win mechanic keeps every spin interesting. The comic-book art still looks charming even after all these years, and it works fine on mobile if you fancy a spin on the bus.

My only gripe is that NetEnt did not really push the boat out. Features are nearly identical to the first game, and the max win is actually lower. If you already play the original, this feels more like a reskin with a new storyline than a proper upgrade. Still, for a casual session with steady returns, you could do a lot worse. Grab a cuppa and give it a go.
3.5
★★★☆☆
out of 5
✓ Pros
Very high RTP at 97.07%
Sticky Wins trigger on every winning spin
99 paylines give frequent winning chances
Free spins with 2x multiplier and random wilds
Works well on mobile and tablet
✗ Cons
Max win of 1,980x is modest
Lower potential than the original Jack Hammer
Bonus features feel very similar to first game
Bet controls use coin size system, a bit fiddly
Ryan Cole
Ryan Cole
Lead Casino Slots Analyst
5+ years analysing online slots for the UK market. Every game is played for a minimum of 500 demo spins before publication. No affiliate bias — ever.
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Jack Hammer 2 FAQ
How does the Sticky Win feature work in Jack Hammer 2?
Every winning spin locks the winning symbols in place while remaining reels respin. If new wins or wilds appear, they also lock and the reels spin again. This continues until no new winning symbols land, then the total is paid out.
How many free spins can you get and what triggers them?
You need at least 5 Electric Eel Scatter symbols to trigger Free Spins. Five scatters award 10 spins, six give 13, seven give 16, and eight or more award 20. You can retrigger up to a maximum of 40 free spins in total.
What is different between Jack Hammer 2 and the original Jack Hammer?
The sequel has 99 paylines instead of 25, a new storyline with different characters, and a 2x multiplier in free spins versus 3x in the original. Max win dropped from 3,000x to 1,980x, so the original actually has higher potential.
What do the Random Wilds do during free spins?
Random Wilds only appear during the Free Spins round on the middle reels. They act just like regular wilds, substituting for other symbols to help create winning combinations alongside the Sticky Win mechanic.
Is Jack Hammer 2 suitable for low-budget sessions?
Yes, with low volatility, a 24% hit frequency, and bets starting from 0.50, it is well suited for casual play. Wins come fairly regularly, so your balance tends to stay stable rather than swinging wildly.