# Format Conversion格式转换 vs Unexpire

The clearest difference is iOS requirement: Unexpire at 13.0 against Format Conversion格式转换's 15.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Format Conversion格式转换 sells 4 in-app purchases, starting at $1.99 per 7 days and Unexpire sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Format Conversion格式转换 | Unexpire |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 34 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [彦 唐](https://appshunter.io/developer/1438972298) | [Suzhou Qidian Storm Information Technology Co., Ltd.](https://appshunter.io/developer/1869192794) |

## What reviewers say

### Format Conversion格式转换

[App page](https://appshunter.io/ios/app/format-conversion/id6744088667)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Weekly Subscription | $1.99 | per 7 days |
| PRO Monthly Subscription | $3.99 | per month |
| PRO Yearly Subscription | $14.99 | per year |
| Permanent PRO | $24.99 | one-time |


### Unexpire

[App page](https://appshunter.io/ios/app/unexpire/id6758933783)

Effortlessly manage expiration dates for food, cosmetics, medicine, and more. This app uses AI to quickly identify items and alert you to approaching expirations, helping you reduce waste and maximize the value of your belongings.

**Highlights:** AI-powered item recognition, Automatic expiration date tracking, Near-expiration alerts, Customizable item categories, Intuitive dashboard and search, Privacy-focused data storage

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度订阅 | $1.99 | per month |


## Frequently asked questions

### Is Format Conversion格式转换 free?

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

### Is Unexpire free?

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

### Do Format Conversion格式转换 or Unexpire have ads?

Neither Format Conversion格式转换 nor Unexpire 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.*