# UDevice vs IDFA

The clearest difference is update cadence: UDevice at every 3 weeks against IDFA's every 14 months. UDevice also leads on chart position (#4 vs unranked). IDFA's advantage is price ($0.99 vs $4.99) and iOS requirement (14.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

UDevice costs $4.99 and IDFA $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UDevice ships an update every 3 weeks, IDFA every 14 months. The most recent releases landed on October 2, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | UDevice | IDFA |
| --- | --- | --- |
| Price | $4.99 | **$0.99** |
| Rating | **[4.4 (36 ratings)](https://appshunter.io/ios/app/udevice-dev-assistant/id1608053878/reviews)** | — |
| Number of ratings | **36** | — |
| Positive reviews | 78.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 14 months |
| Monetization | Free | — |
| Best chart rank | **#4** | — |
| Size | 159 MB | 16 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gansu Zhenxian Network Technology Co., Ltd.](https://appshunter.io/developer/1616881226) | [Francesco Varotti](https://appshunter.io/developer/1501752853) |

## What reviewers say

### UDevice

[App page](https://appshunter.io/ios/app/udevice-dev-assistant/id1608053878)

**Currently charting:** #4 Top Paid · Developer Tools, #79 Top Grossing · Developer Tools (US App Store)

This app offers a comprehensive suite of developer and testing tools. It includes network utilities like HTTP(s) capture and DNS parsing, alongside system information and file management capabilities. Ideal for development, testing, and device management.

**Highlights:** HTTP(s) Capture/Rewrite, SSH and Terminal access, Python3 interpreter, Cookie editing, Network utilities (Ping, DNS, Traceroute, Port Scan), File manager, Device fingerprinting and system info

**Features:** macOS Compatibility, Safari Extension, Apple Watch app, Vision Pro support

**In-app purchases:** none


### IDFA

[App page](https://appshunter.io/ios/app/idfa/id1609125369)

**In-app purchases:** none


## Frequently asked questions

### Is UDevice free?

UDevice costs $4.99, with no in-app purchases.

### Is IDFA free?

IDFA costs $0.99, with no in-app purchases.

### Do UDevice or IDFA have ads?

Neither UDevice nor IDFA shows ads.

### Which is updated more often, UDevice or IDFA?

UDevice ships an update every 3 weeks, and IDFA every 14 months. Most recently, UDevice was updated on October 2, 2026 and IDFA on September 17, 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.*