# ApiCatcher vs Rulify

The clearest difference is in-app purchases: Rulify at none against ApiCatcher's 4. Rulify also leads on chart position (#207 vs unranked). ApiCatcher's advantage is update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ApiCatcher sells 4 in-app purchases, starting at $9.99 per month. Rulify asks for nothing beyond the download.

ApiCatcher ships an update every 5 days, Rulify every 2 months. Both last shipped on October 14, 2026.

## The numbers

| Metric | ApiCatcher | Rulify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8 ratings)](https://appshunter.io/ios/app/apicatcher-capture-https/id6757103562/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 93.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#207** |
| Size | 65 MB | 3 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nanning Signalling Network Technology Co., Ltd](https://appshunter.io/developer/1758343835) | [一萱 樊](https://appshunter.io/developer/6777858798) |

## What reviewers say

### ApiCatcher

[App page](https://appshunter.io/ios/app/apicatcher-capture-https/id6757103562)

This tool captures and debugs HTTP/HTTPS traffic on your mobile device. It allows you to modify, resend, and analyze requests, generate API documentation, and apply custom rules for flexible customization. All data is stored locally for privacy.

**Highlights:** Capture HTTP/HTTPS traffic, Modify and resend requests, Generate API documentation, Rewrite and script rules, Export traffic as HAR files, API scanning and statistics

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ultimate | $9.99 | per month |
| Ultimate | $39.99 | per year |
| Lifetime Pro | $39.99 | one-time |
| Lifetime Ultimate | $89.99 | one-time |


### Rulify

[App page](https://appshunter.io/ios/app/rulify/id6777870960)

**Currently charting:** #207 Top Free · Developer Tools (US App Store)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ApiCatcher free?

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

### Is Rulify free?

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

### Do ApiCatcher or Rulify have ads?

Neither ApiCatcher nor Rulify shows ads.

### Which is updated more often, ApiCatcher or Rulify?

ApiCatcher ships an update every 5 days, and Rulify every 2 months. Most recently, ApiCatcher was updated on October 14, 2026 and Rulify on October 14, 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.*