# Chameleon ToolKit vs Fengling

The clearest difference is in-app purchases: Chameleon ToolKit at none against Fengling's 3. Chameleon ToolKit also leads on update cadence (every 2 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Fengling sells 3 in-app purchases, starting at $1.99 per month. Chameleon ToolKit asks for nothing beyond the download.

Chameleon ToolKit ships an update every 2 days, Fengling monthly. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Chameleon ToolKit | Fengling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/chameleon-toolkit/id1576517097/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Monthly |
| Monetization | Free | — |
| Size | 7 MB | 64 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [晓康 丁](https://appshunter.io/developer/828818003) | [家乐 刘](https://appshunter.io/developer/1800858097) |

## What reviewers say

### Chameleon ToolKit

[App page](https://appshunter.io/ios/app/chameleon-toolkit/id1576517097)

This utility app offers a comprehensive suite of tools for working with various data formats including JSON, CSV, SQL, and XML. It provides features for formatting, minifying, sorting, and encoding/decoding data, along with hashing and JWT decoding capabilities. The app supports both light and dark modes for a customizable user experience.

**Highlights:** Pretty print JSON, SQL, CSS, XML, Convert CSV to JSON, Minify and compress JSON, Base64 encode/decode, HTML encode/decode, JWT decode, MD5, SHA1, SHA256, SHA512 hashing

**In-app purchases:** none


### Fengling

[App page](https://appshunter.io/ios/app/fengling/id6743316767)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $1.99 | per month |
| Full Year | $9.99 | per year |
| Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Chameleon ToolKit free?

Chameleon ToolKit is free to download, with no in-app purchases.

### Is Fengling free?

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

### Do Chameleon ToolKit or Fengling have ads?

Neither Chameleon ToolKit nor Fengling shows ads.

### Which is updated more often, Chameleon ToolKit or Fengling?

Chameleon ToolKit ships an update every 2 days, and Fengling monthly. Most recently, Chameleon ToolKit was updated on October 24, 2026 and Fengling on October 19, 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.*