# Format Conversion格式转换 vs USCIS Verified Case Tracker

The clearest difference is update cadence: USCIS Verified Case Tracker at every 2 weeks against Format Conversion格式转换's every 5 months. Format Conversion格式转换's advantage is iOS requirement (15.6 vs 18.0). 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 USCIS Verified Case Tracker sells 4 in-app purchases, starting at $29.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Format Conversion格式转换 ships an update every 5 months, USCIS Verified Case Tracker every 2 weeks. The most recent releases landed on August 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Format Conversion格式转换 | USCIS Verified Case Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (604 ratings)](https://appshunter.io/ios/app/uscis-verified-case-tracker/id6751452403/reviews)** |
| Number of ratings | — | **604** |
| Positive reviews | — | 85.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 164 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [彦 唐](https://appshunter.io/developer/1438972298) | [Esthete](https://appshunter.io/developer/1835215059) |

## 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 |


### USCIS Verified Case Tracker

[App page](https://appshunter.io/ios/app/uscis-verified-case-tracker/id6751452403)

Stay updated on your U.S. visa and citizenship case status with real-time notifications. This app allows you to track multiple USCIS and National Visa Center cases, receive alerts for status changes, and view the latest Visa Bulletin.

**Highlights:** Track USCIS and NVC cases, Real-time status updates, Automatic notifications, Visa Bulletin alerts, Search multiple cases

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tracker Weekly | $29.99 | per 7 days |
| Tracker Weekly Regular | $29.99 | per 7 days |
| Tracker Monthly | $39.99 | per month |
| Tracker Annually | $99.99 | per year |


## 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 USCIS Verified Case Tracker free?

USCIS Verified Case Tracker is free to download, with in-app purchases available.

### Do Format Conversion格式转换 or USCIS Verified Case Tracker have ads?

Neither Format Conversion格式转换 nor USCIS Verified Case Tracker shows ads.

### Which is updated more often, Format Conversion格式转换 or USCIS Verified Case Tracker?

Format Conversion格式转换 ships an update every 5 months, and USCIS Verified Case Tracker every 2 weeks. Most recently, Format Conversion格式转换 was updated on August 3, 2026 and USCIS Verified Case Tracker on October 2, 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.*