Merge Robots vs StackTowerPro
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Merge Robots
Merge and evolve a collection of robots to create the most powerful mecha. Manage your robot factory, earn idle coins, and win rewards to advance faster. This casual game offers a satisfying progression for players.
- Merge and evolve over 35 robot types
- Earn idle coins while offline
- Daily rewards and wheel prizes
- Manage robot factory and earnings
- Discover and match dozens of bots
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Merge and develop your robot-factory. Evolve them to achieve the most powerful one and join more than a MILLION players worldwide! Buy, match and manage your robots and make those earnings fly! Will you be able to match them all? NEW MERGE ROBOTS! FEATURES: Enjoy merging and evolving up to 35+ robots (more to come) Earn daily rewards to help you advance faster in the game Improved wheel prizes! FEATURES Drag a robot into another of the same number to achieve a better one Put your machines on track to earn money! Discover dozens of bots to match and to evolve. Get awesome rewards from the prize wheel! Earn idle coins even while you aren’t playing this merging game. Download now and discover a very pleasant casual gaming experience! Please note: Merge Robots is a free to play game but it contains items that can be purchased with real money. Privacy Policy: https://generagames.com/product-privacy/ Terms and Conditions: https://generagames.com/terms-of-service/
StackTowerPro
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Stack Tower is a fun game for kids and adults. Download it now for free and see how tall your tower becomes.
Screenshots
Verdict
The clearest difference is in-app purchases: StackTowerPro at none against Merge Robots's 9. StackTowerPro also leads on update cadence (monthly vs every 2 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Merge Robots sells 9 in-app purchases, starting at $1.99 per 7 days. StackTowerPro asks for nothing beyond the download.
Merge Robots ships an update every 2 months, StackTowerPro monthly. Both last shipped on November 3, 2026.
| Parameter | Merge Robots | StackTowerPro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1.3K ratings) — better | — |
| Positive reviews | 85.9% of reviews | — |
| Number of ratings | 1.3K — better | — |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | — |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 120 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | VIVA GAMES S.L. | Wiktor Dziembaj |
Bugs and requests
Merge Robots
Reported bugs
2 issues- Leveling up robots resets progress
- Ads shown even when not purchasing
Requested features
3 requests- Add more robots to merge
- Implement robot naming feature
- Create a combat or battle mode
StackTowerPro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Merge Robots
- Weekly Membership$1.997 Days
- Monthly Membership$4.991 Month
- Diamonds Pack 1$0.99
- Diamonds Pack 2$3.99
- Welcome pack$6.99
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- Diamonds Pack 3$8.99
- Diamonds Pack 4$17.99
- Diamonds Pack 5$44.99
- Diamonds Pack 6$89.99
StackTowerPro
No in-app purchases
Questions
Is Merge Robots free?
Is StackTowerPro free?
Which is updated more often, Merge Robots or StackTowerPro?
Other comparisons
