# UDevice vs JSON Web Token

The clearest difference is update cadence: UDevice at every 3 weeks against JSON Web Token's every 27 months. UDevice also leads on chart position (#29 vs unranked). JSON Web Token's advantage is price ($2.99 vs $4.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

UDevice costs $4.99 and JSON Web Token $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UDevice ships an update every 3 weeks, JSON Web Token every 27 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | UDevice | JSON Web Token |
| --- | --- | --- |
| Price | $4.99 | **$2.99** |
| 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 27 months |
| Monetization | Free | — |
| Best chart rank | **#29** | — |
| Size | 159 MB | 7 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Gansu Zhenxian Network Technology Co., Ltd.](https://appshunter.io/developer/1616881226) | [Prismatic Apps](https://appshunter.io/developer/1530675050) |

## What reviewers say

### UDevice

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

**Currently charting:** #29 Top Paid · Developer Tools, #193 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


### JSON Web Token

[App page](https://appshunter.io/ios/app/json-web-token/id6502089325)

**In-app purchases:** none


## Frequently asked questions

### Is UDevice free?

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

### Is JSON Web Token free?

JSON Web Token costs $2.99, with no in-app purchases.

### Do UDevice or JSON Web Token have ads?

Neither UDevice nor JSON Web Token shows ads.

### Which is updated more often, UDevice or JSON Web Token?

UDevice ships an update every 3 weeks, and JSON Web Token every 27 months. Most recently, UDevice was updated on September 22, 2026 and JSON Web Token on September 21, 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.*