# MP3 Converter vs Mahjong Synthesis

The clearest difference is in-app purchases: Mahjong Synthesis at none against MP3 Converter's 4. Mahjong Synthesis also leads on review sentiment (100% vs 90%). MP3 Converter's advantage is iOS requirement (8.0 vs 15). On price, ads and device support there is nothing between them.

Both are free to download. MP3 Converter sells 4 one-off in-app purchases. Mahjong Synthesis asks for nothing beyond the download.

## The numbers

| Metric | MP3 Converter | Mahjong Synthesis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (171 ratings)](https://appshunter.io/ios/app/mp3-converter-making-ringtone/id1437263307/reviews)** | — |
| Number of ratings | **171** | — |
| Positive reviews | 90.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 63 MB | 4 MB |
| Requires iOS | **8.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [小龙 刘](https://appshunter.io/developer/1171012527) | [MARIA IVANA MARIN GOMEZ](https://appshunter.io/developer/6811697380) |

## What reviewers say

### MP3 Converter

[App page](https://appshunter.io/ios/app/mp3-converter-making-ringtone/id1437263307)

Easily extract audio from videos and set it as a custom ringtone. Supports a wide range of audio and video formats, with a built-in player for convenience. Offers batch processing for efficient ringtone creation.

**Highlights:** Extract audio from video, Create custom ringtones, Supports multiple formats, Built-in video/audio player, Batch processing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Number of conversions | $0.99 | one-time |
| All formats | $1.99 | one-time |
| Remove ads | $1.99 | one-time |
| Professional | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🚀 Fast conversion speed
- 💰 Free with no subscription required
- 🎵 Supports multiple file formats
- 📱 Works directly on mobile devices

**What reviewers complain about**

- 📢 Excessive ads during conversion
- 🐛 App crashes during file conversion
- ❌ Missing or unclear instructions
- 📁 Confusing file location/output folder
- 🤔 Unintuitive user interface for some users

**Reported bugs**

- App crashes when converting files
- Output folder doesn't exist or is inaccessible
- Converted files disappear after sharing
- Inconsistent conversion success rates
- File import functionality issues

**Requested features**

- Batch conversion capability
- Ability to import files directly from app
- Reduced or optional ad frequency
- Better file management and organization
- In-app instructions and tutorials


### Mahjong Synthesis

[App page](https://appshunter.io/ios/app/mahjong-synthesis/id6811697378)

Merge Mahjong tiles to upgrade them and collect complete sets. Progress from numbered tiles to more complex Dragon and Wind tiles in this casual merging game.

**Highlights:** Merge Mahjong tiles, Upgrade tiles, Collect complete tile sets, Numbered, Wind, and Dragon tiles, Casual gameplay

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

**In-app purchases:** none


## Frequently asked questions

### Is MP3 Converter free?

MP3 Converter is free to download, with in-app purchases available.

### Is Mahjong Synthesis free?

Mahjong Synthesis is free to download, with no in-app purchases.

### Do MP3 Converter or Mahjong Synthesis have ads?

Neither MP3 Converter nor Mahjong Synthesis shows ads.

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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.*