# Agent X vs Math Riddles

The clearest difference is in-app purchases: Agent X at none against Math Riddles's 3. Agent X also leads on ads (none vs shown) and update cadence (every 10 days vs every 6 weeks). On price and device support there is nothing between them.

Both are free to download. Math Riddles sells 3 in-app purchases, starting at $3.99 per month. Agent X asks for nothing beyond the download.

Agent X ships an update every 10 days, Math Riddles every 6 weeks. The most recent releases landed on October 5, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Agent X | Math Riddles |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (5 ratings)](https://appshunter.io/ios/app/math-riddles-brain-games/id6449851642/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 6 weeks |
| Monetization | — | Free |
| Size | 183 MB | 42 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fred Ells](https://appshunter.io/developer/1319968032) | [Huseyin Sahinli](https://appshunter.io/developer/1690196717) |

## What reviewers say

### Agent X

[App page](https://appshunter.io/ios/app/agent-x-equation-rider/id1319968033)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Riddles

[App page](https://appshunter.io/ios/app/math-riddles-brain-games/id6449851642)

Engage in daily brain training with over 100 unique math riddles and logic puzzles. Improve your logic, reasoning, memory, and focus with challenges suitable for all ages. Track your progress and boost your IQ with this addictive brain gym.

**Highlights:** 100+ unique math riddles, Logic and reasoning puzzles, Mental math practice, Memory and focus enhancement, Progress tracking, Offline mode, Daily challenges

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium — Monthly | $3.99 | per month |
| Premium — Yearly | $9.99 | per year |
| Premium — Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Agent X free?

Agent X is free to download, with no in-app purchases.

### Is Math Riddles free?

Math Riddles is free to download, with in-app purchases available.

### Do Agent X or Math Riddles have ads?

Math Riddles shows ads; Agent X does not.

### Which is updated more often, Agent X or Math Riddles?

Agent X ships an update every 10 days, and Math Riddles every 6 weeks. Most recently, Agent X was updated on October 5, 2026 and Math Riddles on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*