# Format Conversion格式转换 -万能格式全能王 — 文档格式转换&手机铃声制作&图片音频格式转换的工具

> 文档格式转换&手机铃声制作&图片音频格式转换的工具 (iPhone/iPad app by 彦 唐.)

- Source: https://appshunter.io/ios/app/format-conversion/id6744088667 (this page in markdown: same URL + `.md`)
- Developer: [彦 唐](https://appshunter.io/developer/1438972298)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.6 · 29 MB
- Languages: American English
- Released: 2025-09-24
- Data updated: 2026-08-03
- User reviews in markdown: https://appshunter.io/ios/app/format-conversion/id6744088667/reviews.md

## What is Format Conversion格式转换?

Format Conversion - Universal Format King is a multifunctional and versatile format conversion tool. Support document conversion, document scanning, PDF image export, image format conversion, image size compression, image ratio adjustment, vertical and horizontal image stitching, audio format conversion, video audio extraction, mobile ringtone production, setting mobile ringtones, audio cropping, audio stitching, audio mixing and synthesis, etc.

*Document processing

-Document Conversion: Supports converting dozens of document formats into PDF format.
-PDF to Word: Convert PDF to Word format for easy editing and modification.
-PDF image export: Export PDF images, supporting page by page image, long image stitching, and GIF animated image export.
-Document scanning: Referring to a physical scanner, it can quickly scan and automatically correct distorted images. It can be customized with cropping adjustments and supports black and white, grayscale, and filter processing. It also supports exporting PDFs or images for easy printing

*Image processing

-Image format conversion: Batch convert images to various formats, including JPG, PNG, JPEG, GIF, WebP, BMP, TIFF, TIFF, Tag, and ICO.
-Image size compression: Batch high-definition compression of image size, reducing size without compromising image quality and minimizing storage space usage.
-Image scale adjustment: Supports 9:16, 16:9, 1:1, 3:4, 4:3, 6:7, 21:9, 9:21 scale adjustment, and can also be customized. It can adapt or fill the screen, and can set background blur and background color.
-Image stitching: Supports vertical and horizontal stitching, and can set borders, spacing, rounded corners, background color, text, and stickers, etc.

*Audio processing

-Audio format conversion: Supports multiple audio format conversions.
-Video audio extraction: Extract audio from videos, editable.
-Creating mobile ringtones: Create and set your favorite music as a personalized ringtone that supports multiple music platforms. Support audio splicing, audio mixing and synthesis, audio cropping, etc.
-Audio cropping: Crop the audio duration according to your own needs.






Regarding PRO subscription:
The subscription price is 12 yuan per week, 28 yuan per month, 98 yuan per year, and 168 yuan for permanent one-time purchase. The price may vary depending on the marketing policies at that time.
Weekly, monthly, and yearly subscriptions will automatically renew unless auto renewal is turned off at least 24 hours before the end of the current period. The account will be charged a renewal fee within 24 hours before the end of the current period, and the renewal fee subscription can be managed by the user, and automatic renewal can be turned off by transferring to the user's App Store account settings after purchase.


User terms: http://privacypolicy.yayaxiaoqu.com.cn/formatconversion/user_agreement.html
Privacy Policy: http://privacypolicy.yayaxiaoqu.com.cn/formatconversion/privacy_policy.html

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| PRO Weekly Subscription | $1.99 | per 7 days |
| PRO Monthly Subscription | $3.99 | per month |
| PRO Yearly Subscription | $14.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Permanent PRO | $24.99 | one-time |



## Version history (last 3 releases)

### 2.1.0 — 2026-07-30

格式转换 - 万能格式全能王更新：
1、更新有关社交媒体的年龄分级回复；
2、优化app，优化iOS26下设置铃声功能。

### 2.0.0 — 2025-11-04

1、新增视频转实况图片，制作动态壁纸功能。
2、优化文档转换功能。

### 1.0.2 — 2025-09-25

No release notes.

## Apps similar to Format Conversion格式转换

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [点读机-点到哪里读哪里的学习机](https://appshunter.io/ios/app/id1519943679) | — | Free | Utilities |
| [USCIS Verified Case Tracker](https://appshunter.io/ios/app/uscis-verified-case-tracker/id6751452403) | 4.6 (583) | Free | Utilities |
| [iWake+](https://appshunter.io/ios/app/iwake-plus/id6738997549) | — | Free | Utilities |
| [CSJ GPS PRO](https://appshunter.io/ios/app/csj-gps-pro/id1468088745) | 4.0 (2) | Free | Utilities |
| [Wavemini](https://appshunter.io/ios/app/wavemini/id6741412174) | — | Free | Utilities |
| [格式转换器 -多文件格式相互转换](https://appshunter.io/ios/app/id6749673180) | — | Free | Utilities |

## More apps by 彦 唐

- [孕妈助手-宝宝取名工具](https://appshunter.io/ios/app/id1381413103)
- [讲故事听故事-海量精品童话故事](https://appshunter.io/ios/app/id1394425697)
- [垃圾分类-全国垃圾分类查询](https://appshunter.io/ios/app/id1476911554)
- [宝宝识字-识字学拼音读古诗早教学习](https://appshunter.io/ios/app/id1480486180)
- [加密相册-私密照片加密隐私保护](https://appshunter.io/ios/app/id1526097826)
- [Private Album私密相册-私密照片视频加密保护](https://appshunter.io/ios/app/private-album/id1532855943)

All apps by 彦 唐: https://appshunter.io/developer/1438972298

## Related topics

[format conversion](https://appshunter.io/ios/topics/format-conversion)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-03.*