Game Information
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Provider
Merkur
Type
Slots
Reels
5
Min Bet
0.01
Max Bet
0.4
Max Win per Spin
1600
Restrictions
CA,DE,ES,GB,IN,MA,NL,TR,US
Zipper Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Merkur Gaming |
| Release Date | 27/07/2018 |
| Theme | Magic |
| Layout | 5×3 |
| Paylines | 10 |
| Bet Range | £0.10–£4.00 |
| Core Mechanics | Unzipping wilds during free spins, Free spins triggered by scatter hats, Gamble round with card and ladder options |
| Technology | HTML5, mobile‑optimized |
| Platform | Desktop and mobile browsers |
Mathematical & Payout Model
Return to Player (RTP)
96%
Volatility
Low
Max Win Potential
50x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | 9, 10, J, Q, K, A | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | Book, Magician | Thematic items offering moderate payouts. |
| High Tier | Crystal Ball | Highest paying symbols. Top hits available with full combinations. |
| Wild | Crystal Ball | Acts as a substitute / feature trigger per game rules. |
| Scatter | Top Hat | Triggers free spins / bonus round when enough appear. |
Zipper Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Free Games | 3–5 Top Hat scatters | 6, 12, or 24 free spins | Unzipping wilds reveal extra wilds during free spins | Additional free spins awarded by 1 or 2 hats during feature |
| Gamble Round | Any win in base game | Choose card color or climb ladder to increase win | Option to collect or gamble again |
Frequently Asked Questions (FAQ)
| How many paylines does Zipper have? | Zipper offers 10 paylines that you can activate. |
| What is the RTP of Zipper? | The return to player is 96%. |
| What triggers the free spins feature? | Landing 3, 4, or 5 Top Hat scatter symbols triggers 6, 12, or 24 free spins. |
| What is the maximum win in Zipper? | The maximum win is 50× your bet. |
| What does the wild symbol do? | The Crystal Ball acts as wild and substitutes for other symbols except the scatter and pays up to 50× for five. |
| What is the gamble feature? | After a win in the base game you can play a card or ladder gamble to try to double your prize. |
| Can you play Zipper on mobile? | Yes. Zipper is optimized for both desktop and mobile browsers. |
| What is the volatility of Zipper? | Zipper has low volatility with frequent small payouts. |
Zipper Performance Summary: Strengths vs. Weaknesses
Strengths
- Unique unzipping wild mechanic
- Low volatility offers frequent wins
- Simple and accessible gameplay
Weaknesses
- Very low maximum win
- Basic graphics and theme
Overview
Zipper is a magic‑themed five‑reel slot with a zipper motif and a simple 5×3 layout. It features wilds, scatters, free spins, and a gamble round. The standout mechanic is the unzipping wilds during free spins. The maximum win is modest at 50× the bet.
Rachel Pine is our slots expert who has worked in the online gambling industry for 10+ years. Over the course of her career, Rachel has reviewed more than 30,000 slots.
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