Game Information
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Provider
Ainsworth
Type
Slots
Release Date
September 12, 2018
Reels
5
RTP
94.08
Volatility
5
Max Exposure
15720
Min Bet
0.9
Max Bet
36
Rio Riches – Stacked Up Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Ainsworth |
| Release Date | 2018-08-30 |
| Theme | Carnival, Rio de Janeiro, Festival |
| Layout | 5×3 |
| Paylines | 30 |
| Bet Range | 0.90–36 |
| Core Mechanics | Wild symbol, Scatter symbol, Free spins, Bonus game, Stacked wilds, Respins, Five jackpots |
| Technology | HTML5 and JavaScript |
| Mobile compatibility | Playable on desktop and mobile |
Mathematical & Payout Model
Return to Player (RTP)
94.08%
Volatility
Medium
Max Win Potential
15000x
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 | Mask, Parrot, Drums, Beach | Thematic items offering moderate payouts. |
| High Tier | Green necklace | Highest paying symbols. Top hits available with full combinations. |
| Wild | Golden beach wild | Acts as a substitute / feature trigger per game rules. |
| Scatter | Stacked Up scatter | Triggers free spins / bonus round when enough appear. |
Rio Riches – Stacked Up Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Free Spins | Three or more Stacked Up scatters | 10 free spins | Reels may expand to add paylines and wilds become stacked | Additional scatters retrigger free spins and add paylines |
| Bonus Spin Jackpot | Golden beach symbols on reels 1 and 2 | Bonus spin awards one of five jackpots | Grand Bonus awards fixed jackpot amount |
Frequently Asked Questions (FAQ)
| How many paylines does the game have? | The game has 30 paylines in the base game and can expand during free spins. |
| What is the RTP of the game? | The RTP is 94.08%. |
| Can free spins be retriggered? | Yes. Additional scatters during free spins retrigger free spins and add paylines. |
| How many jackpots are available? | There are five jackpot prizes available via the bonus spin feature. |
| What triggers the bonus spin jackpot feature? | Landing golden beach symbols on reels 1 and 2 triggers the bonus spin jackpot feature. |
| What is the maximum jackpot amount? | The Grand Bonus awards a fixed jackpot amount of 15000 coins. |
| Is the game available on mobile? | Yes. The game is compatible with desktop and mobile devices. |
Rio Riches – Stacked Up Performance Summary: Strengths vs. Weaknesses
Strengths
- Vibrant carnival theme
- Multiple bonus features
- Five jackpot opportunities
Weaknesses
- Below average RTP
- Medium volatility may not suit all players
Overview
Rio Riches – Stacked Up is a carnival themed video slot by Ainsworth. It features 5 reels and 30 paylines. The game includes wilds, scatters, free spins, respins, a bonus game, stacked wilds and five jackpot prizes. The RTP is 94.08% and volatility is medium.
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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