# 100ZG vs 格式转换器

The clearest difference is ads: 格式转换器 at none against 100ZG's shown. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. 100ZG sells 4 in-app purchases, starting at $2.99 per 7 days and 格式转换器 sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for 100ZG against 5.0 for 格式转换器. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 24, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | 100ZG | 格式转换器 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/100zg-format-conversion/id1594498120/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/id6461724362/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 15.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 131 MB | 29 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NetPocket Co., Ltd.](https://appshunter.io/developer/1594498122) | [Jiujiu Service Co., Ltd.](https://appshunter.io/developer/1664391586) |

## What reviewers say

### 100ZG

[App page](https://appshunter.io/ios/app/100zg-format-conversion/id1594498120)

This app converts various file types including video, audio, images, and documents. It also offers file management, compression/decompression, and a built-in media player. A VIP subscription unlocks full functionality.

**Highlights:** Video, audio, image, and document format conversion, File management and organization, ZIP and 7z compression/decompression, Preview for images, GIFs, and documents, Built-in video and audio player with playback controls

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly membership | $2.99 | per 7 days |
| Monthly membership | $4.99 | per month |
| Annual membership | $19.99 | per year |
| PPT conversion recharge card | $1.99 | one-time |


### 格式转换器

[App page](https://appshunter.io/ios/app/id6461724362)

Convert videos, audio, images, and documents between various formats. Offers powerful conversion tools for all your file needs. Subscription options available for advanced features.

**Highlights:** Video format conversion (MP4, MOV, AVI, FLV), Audio format conversion (MP3, AAC, WAV), Image format conversion (PNG, JPEG, BMP), Document format conversion (Word, Excel, PDF), Subscription for advanced features

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $2.99 | per month |
| 年会员 | $9.99 | per year |
| 永久会员 | $14.99 | one-time |


## Frequently asked questions

### Is 100ZG free?

100ZG is free to download, with in-app purchases available.

### Is 格式转换器 free?

格式转换器 is free to download, with in-app purchases available.

### Which has better reviews, 100ZG or 格式转换器?

100ZG and 格式转换器 are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do 100ZG or 格式转换器 have ads?

100ZG shows ads; 格式转换器 does not.

### Which is updated more often, 100ZG or 格式转换器?

100ZG ships an update every 3 weeks, and 格式转换器 every 3 weeks. Most recently, 100ZG was updated on September 24, 2026 and 格式转换器 on June 7, 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.*