Riddlerr vs Meridian One
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Riddlerr
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An excellent riddle game, with many different levels and varieties of riddles. Including math calculations, stereometry visualisation, attention and many more. Challenge you math skills, logical and creative vision.
Meridian One
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Take a minute and enjoy the relaxing Lo-Fi mood of a simple puzzle game. Rotate tiles to complete a full circle.
Screenshots
Verdict
The clearest difference is ads: Meridian One at none against Riddlerr's shown. Meridian One also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (10.0 vs 15.0). On price, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Riddlerr ships an update every 3 weeks, Meridian One every 4 days. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.
| Parameter | Riddlerr | Meridian One |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Vladyslav Yermakov | Simon Mall |
In-app purchases
Riddlerr
No in-app purchases
Meridian One
No in-app purchases
