# Indoor Survey vs Charles Proxy

The clearest difference is price: Indoor Survey at Free against Charles Proxy's $8.99. Indoor Survey also leads on iOS requirement (15.5 vs 17.0). Charles Proxy's advantage is review sentiment (52% vs 17%) and rating (4.0 vs 3.8). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Indoor Survey is free to download; Charles Proxy costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Charles Proxy holds the better App Store score, 4.0 against 3.8. Both are backed by a comparable volume of ratings — 79 and 189 respectively. Written reviews point the same way: 17% of Indoor Survey's written reviews are positive against 52% of Charles Proxy's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Indoor Survey | Charles Proxy |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| Rating | [3.8 (79 ratings)](https://appshunter.io/ios/app/indoor-survey/id994269367/reviews) | **[4.0 (189 ratings)](https://appshunter.io/ios/app/charles-proxy/id1134218562/reviews)** |
| Number of ratings | 79 | **189** |
| Positive reviews | 17.5% of reviews | **51.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 27 MB | 20 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Apple](https://appshunter.io/developer/284417353) | [XK72 Limited](https://appshunter.io/developer/284393209) |

## What reviewers say

### Indoor Survey

[App page](https://appshunter.io/ios/app/indoor-survey/id994269367)

Enable Apple's Indoor Positioning for your business venues. Walk through your location and conduct surveys to gather location data. View and test this collected data directly within the application.

**Highlights:** Enable Apple Indoor Positioning, Perform venue surveys, Collect location data, View and test data, Business venue mapping

**In-app purchases:** none


### Charles Proxy

[App page](https://appshunter.io/ios/app/charles-proxy/id1134218562)

Capture and inspect network requests and responses directly on your iOS device. Debug networking issues without needing a computer. View detailed metadata, headers, and bodies, and even transfer sessions to a desktop for further analysis.

**Highlights:** Capture network requests and responses, Inspect metadata, headers, and bodies, SSL Proxying for plain text viewing, Measure network performance, Block requests to specific hosts, DNS spoofing

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great tool for developers
- 👍 Useful for debugging
- 🔒 SSL proxying works
- 💡 Convenient to use on mobile

**What reviewers complain about**

- 🐛 Stability issues, crashes
- 🐛 SSL certificate not trusted
- 🐛 Doesn't handle gzip compression
- 🐛 Slow performance compared to desktop

**Reported bugs**

- Doesn't work with latest iOS versions
- Fails to export sessions frequently
- Incompatible with apps using VPN
- Large JSON bodies not displayed properly

**Requested features**

- Add ability to edit and replay requests
- Improve JSON viewer and formatting
- Add support for WebSockets
- Provide option to map to local
- Add scripting and breakpoint features


## Frequently asked questions

### Is Indoor Survey free?

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

### Is Charles Proxy free?

Charles Proxy costs $8.99, with no in-app purchases.

### Which has better reviews, Indoor Survey or Charles Proxy?

Charles Proxy is rated higher. Indoor Survey averages 3.8 out of 5 from 79 ratings, while Charles Proxy averages 4.0 from 189 ratings.

### Do Indoor Survey or Charles Proxy have ads?

Neither Indoor Survey nor Charles Proxy shows ads.

### Which is updated more often, Indoor Survey or Charles Proxy?

Indoor Survey ships an update every 2 months, and Charles Proxy every 2 months. Most recently, Indoor Survey was updated on October 22, 2026 and Charles Proxy on October 24, 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.*