# Format Conversion格式转换 vs ExpireMate

The clearest difference is update cadence: ExpireMate at every 9 days against Format Conversion格式转换's every 5 months. 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 ExpireMate sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Format Conversion格式转换 ships an update every 5 months, ExpireMate every 9 days. The most recent releases landed on September 30, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Format Conversion格式转换 | ExpireMate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Size | 29 MB | 4 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [彦 唐](https://appshunter.io/developer/1438972298) | [正海 蔡](https://appshunter.io/developer/1862504313) |

## 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 |


### ExpireMate

[App page](https://appshunter.io/ios/app/expiremate-expiration-tracker/id6757082719)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ExpireMate Pro Monthly | $2.99 | per month |
| ExpireMate Pro Annual | $19.99 | per year |
| ExpireMate Lifetime | $39.99 | one-time |


## 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 ExpireMate free?

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

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

Neither Format Conversion格式转换 nor ExpireMate shows ads.

### Which is updated more often, Format Conversion格式转换 or ExpireMate?

Format Conversion格式转换 ships an update every 5 months, and ExpireMate every 9 days. Most recently, Format Conversion格式转换 was updated on September 30, 2026 and ExpireMate on September 28, 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.*