# monoABC vs Math Problem Solver. by Photo

The clearest difference is update cadence: Math Problem Solver. by Photo at every 2 days against monoABC's weekly. Math Problem Solver. by Photo also leads on iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. monoABC sells 1 one-off in-app purchase and Math Problem Solver. by Photo sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

monoABC ships an update weekly, Math Problem Solver. by Photo every 2 days. The most recent releases landed on September 19, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | monoABC | Math Problem Solver. by Photo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (25 ratings)](https://appshunter.io/ios/app/math-problem-solver-by-photo/id6503018777/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 43 MB | 44 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [KI-YONG LEE](https://appshunter.io/developer/1442412571) | [Julia Kucharska](https://appshunter.io/developer/1747807368) |

## What reviewers say

### monoABC

[App page](https://appshunter.io/ios/app/monoabc-monos-abc/id6480091126)

A fun and interactive English learning application for beginners of all ages. Improve English skills through games and quizzes that make learning engaging. Practice alphabet matching, addition, subtraction, and pronunciation while having fun. Start exploring nextABC today!

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Membership | $1.00 | one-time |


### Math Problem Solver. by Photo

[App page](https://appshunter.io/ios/app/math-problem-solver-by-photo/id6503018777)

Instantly solve math problems by taking a photo. Get detailed, step-by-step solutions with explanations for all levels of mathematics, from basic to advanced. Perfect for students and educators needing homework help or a deeper understanding of math concepts.

**Highlights:** Photo-based problem solving, Step-by-step solutions, Explanations of rules and steps, Covers all math levels, Solves equations and word problems, User-friendly interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Annual Premium | $39.99 | per year |


## Frequently asked questions

### Is monoABC free?

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

### Is Math Problem Solver. by Photo free?

Math Problem Solver. by Photo is free to download, with in-app purchases available.

### Do monoABC or Math Problem Solver. by Photo have ads?

Neither monoABC nor Math Problem Solver. by Photo shows ads.

### Which is updated more often, monoABC or Math Problem Solver. by Photo?

monoABC ships an update weekly, and Math Problem Solver. by Photo every 2 days. Most recently, monoABC was updated on September 19, 2026 and Math Problem Solver. by Photo on October 2, 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.*