Game Information
Show More
Provider
Greentube
Type
Slots
Release Date
October 5, 2017
Reels
5
RTP
94
Volatility
4
Max Exposure
200000
Min Bet
0.01
Max Bet
2
Max Win per Spin
40000
4 Reel Kings Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Novomatic (Greentube) |
| Release Date | June 15, 2013 |
| Theme | Classic, Fruits, Sevens, Gold, Card symbols |
| Layout | 5 reels × 3 rows (four separate reel sets) |
| Paylines | 20 |
| Bet Range | 0.20–100 (currency units) |
| Core Mechanics | Four separate reel sets, Reel King bonus feature, Gamble (risk) feature, Wild symbol, Jackpot multipliers |
| Technology | Originally Flash; later HTML5/mobile support |
| Platform | Playable on desktop and mobile |
Mathematical & Payout Model
Return to Player (RTP)
94%
Volatility
Low - Medium
Max Win Potential
50000x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | Cherry, Plum | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | 10, J, Q, K | Thematic items offering moderate payouts. |
| High Tier | Bag of gold, 7s (various colors) | Highest paying symbols. Top hits available with full combinations. |
| Wild | Jester hat | Acts as a substitute / feature trigger per game rules. |
4 Reel Kings Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Reel King bonus | Randomly after any spin | Mini‑reels pop up and spin for additional wins | Can award up to 500× total bet or jackpots up to 50,000× | |
| Gamble feature | After any winning spin if opted in | Pick higher card to double win | Can repeatedly gamble until collect or lose |
Frequently Asked Questions (FAQ)
| What is the RTP of 4 Reel Kings? | The RTP is 94%. |
| What is the maximum win multiplier? | You can win up to 50,000× your bet via jackpots or up to 500× via bonus features. |
| How many paylines does the game have? | There are 20 fixed paylines across the four reel sets. |
| What is the Reel King bonus feature? | A random bonus where mini‑reels appear and spin for extra wins, potentially awarding up to 500× your bet. |
| Can I gamble my winnings? | Yes, the gamble feature allows you to double your win by picking a higher card. |
| What symbols are in the game? | Low symbols: cherries and plums; mid: 10, J, Q, K; high: bag of gold and sevens; wild: jester hat. |
| When was the game released? | It was released on June 15, 2013. |
| What is the volatility level? | The game has low to medium volatility. |
4 Reel Kings Performance Summary: Strengths vs. Weaknesses
Strengths
- Unique four‑reel‑set layout
- High max win potential (up to 50,000×)
- Simple classic theme with bonus excitement
Weaknesses
- Low RTP (94%)
- Low‑medium volatility may not appeal to high‑risk players
Overview
4 Reel Kings is a classic fruit‑themed slot by Novomatic (Greentube), featuring four independent 5×3 reel sets, 20 fixed paylines, a low‑medium volatility, and a 94% RTP. It includes a Reel King bonus, gamble feature, wilds, and jackpots up to 50,000× 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.
Latest posts by Rachel Pine (see all)
- Free Slots vs Real Money Slots - October 3, 2025
- Top 6 Low Volatility Slots in the UK - September 30, 2025
- Best Online Casino Strategies That Actually Work - September 21, 2025