# ApiCatcher vs FlowSpy

The clearest difference is chart position: ApiCatcher at #109 against FlowSpy's unranked. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ApiCatcher sells 4 in-app purchases, starting at $9.99 per month and FlowSpy sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ApiCatcher | FlowSpy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/apicatcher-capture-https/id6757103562/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#109** | — |
| Size | 57 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nanning Signalling Network Technology Co., Ltd](https://appshunter.io/developer/1758343835) | [Chongqing Spell Technology Co., Ltd.](https://appshunter.io/developer/1478493485) |

## What reviewers say

### ApiCatcher

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

**Currently charting:** #109 Top Grossing · Developer Tools (US App Store)

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 | $49.99 | per year |
| Lifetime Pro | $39.99 | one-time |
| Lifetime Ultimate | $89.99 | one-time |


### FlowSpy

[App page](https://appshunter.io/ios/app/flowspy-ai-packet-capture/id6772698766)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlowSpy Pro Monthly | $9.99 | per month |
| FlowSpy Pro Annual | $59.99 | per year |


## Frequently asked questions

### Is ApiCatcher free?

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

### Is FlowSpy free?

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

### Do ApiCatcher or FlowSpy have ads?

Neither ApiCatcher nor FlowSpy shows ads.

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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.*