# Image converter vs MathAlarm

The clearest difference is price: Image converter at Free against MathAlarm's $0.99. Image converter also leads on ratings volume (30 vs 2) and iOS requirement (14.0 vs 26.0). MathAlarm's advantage is review sentiment (100% vs 58%) and ads (none vs shown). On in-app purchases and device support there is nothing between them.

Image converter is free to download; MathAlarm costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MathAlarm holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Image converter has 30 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 58% of Image converter's written reviews are positive against 100% of MathAlarm's.

Image converter ships an update every 2 months, MathAlarm every 3 weeks. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Image converter | MathAlarm |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.6 (30 ratings)](https://appshunter.io/ios/app/image-converter-batch-and-easy/id1581113192/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mathalarm-wake-to-solve/id6787743298/reviews)** |
| Number of ratings | **30** | 2 |
| Positive reviews | 57.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Ad-supported** | Paid |
| Size | 45 MB | 4 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Yoshinobu Ikeda](https://appshunter.io/developer/1563599126) | [Discipline Labs LLC](https://appshunter.io/developer/6787710446) |

## What reviewers say

### Image converter

[App page](https://appshunter.io/ios/app/image-converter-batch-and-easy/id1581113192)

Effortlessly convert multiple image files between various formats with a simple, intuitive interface. Reduce file sizes for easier sharing and enjoy local processing for enhanced privacy. Supports a wide array of input and output options.

**Highlights:** Batch image conversion, Supports numerous formats, Local image processing, Image resizing, Adjustable quality settings, User-friendly interface

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

**In-app purchases:** none


### MathAlarm

[App page](https://appshunter.io/ios/app/mathalarm-wake-to-solve/id6787743298)

This alarm app requires users to solve math problems to turn it off, ensuring they are fully awake. It offers customizable settings for repeat schedules, difficulty levels, and alert types, all managed directly on your wrist.

**Highlights:** Solve math problems to stop alarm, Customizable repeat schedules, Four difficulty levels, Haptic or Sound + Vibrate alerts, Multiple independent alarms, Runs entirely on Apple Watch, No iPhone required

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Image converter free?

Image converter is free to download, with no in-app purchases.

### Is MathAlarm free?

MathAlarm costs $0.99, with no in-app purchases.

### Which has better reviews, Image converter or MathAlarm?

MathAlarm is rated higher. Image converter averages 4.6 out of 5 from 30 ratings, while MathAlarm averages 5.0 from 2 ratings.

### Do Image converter or MathAlarm have ads?

Image converter shows ads; MathAlarm does not.

### Which is updated more often, Image converter or MathAlarm?

Image converter ships an update every 2 months, and MathAlarm every 3 weeks. Most recently, Image converter was updated on November 11, 2026 and MathAlarm on November 5, 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.*