Game Information
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Provider
Greentube
Type
Slots
Reels
5
Progressive
Yes
Min Bet
0.01
Max Bet
5
Restrictions
AR,AT,AU,BG,CA,CH,CZ,DE,ES,FR,GB,GR,HR,ID,IL,IN,IT,LV,NL,PH,SE,TH,UA,US,ZA
Grand Jester Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Novomatic (Greentube) |
| Release Date | 2016-11-01 |
| Theme | Fruit, Classic, Retro |
| Layout | 5x3 |
| Paylines | 10 |
| Bet Range | 0.01–50 coins |
| Core Mechanics | Expanding wild jokers, Scatter‑triggered free spins, Gamble feature, Progressive jackpot |
| Technology | HTML5 |
| Supported devices | Desktop and mobile |
Mathematical & Payout Model
Return to Player (RTP)
94–95.66%
Volatility
Medium To High
Max Win Potential
Progressive
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | cherry, lemon, orange, plum, grapes, watermelon | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | bell, BARx2, BARx3, 7 | Thematic items offering moderate payouts. |
| High Tier | joker wild | Highest paying symbols. Top hits available with full combinations. |
| Wild | joker | Acts as a substitute / feature trigger per game rules. |
| Scatter | diamond | Triggers free spins / bonus round when enough appear. |
Grand Jester Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Free spins with expanding wilds | 3–5 scatter symbols | 12 free spins | Joker wilds expand and stay fixed during free spins | Retrigger with additional scatters |
| Progressive jackpot | 15 jokers on reels during free spins at max bet | Full jackpot awarded when max bet is used | ||
| Gamble feature | After any win | Guess color to double win | Can continue until loss |
Frequently Asked Questions (FAQ)
| How do I trigger free spins? | Land three or more diamond scatter symbols anywhere to trigger twelve free spins. |
| What does the joker wild do? | The joker wild substitutes for all symbols except the scatter and expands to cover the reel during free spins. |
| How is the progressive jackpot won? | You win the progressive jackpot by landing fifteen jokers across the reels during free spins while playing at max bet. |
| What is the gamble feature? | After any win you can press gamble to guess card color and double your win with a 50‑50 chance. |
| Can free spins be retriggered? | Yes. Landing three to five scatter symbols during free spins awards an additional twelve free spins. |
Grand Jester Performance Summary: Strengths vs. Weaknesses
Strengths
- Classic fruit slot charm
- Expanding wilds add excitement
- Free spins with retrigger potential
- Progressive jackpot offers big win potential
Weaknesses
- RTP is modest
- Volatility can be high
- Progressive jackpot requires max bet
Overview
Grand Jester is a classic fruit‑themed video slot with five reels and ten adjustable paylines. It features wild expanding jokers, scatter‑triggered free spins, a gamble feature, and a progressive jackpot tied to max 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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