# Source 3 vs Tester

The clearest difference is review sentiment: Tester at 90% against Source 3's 44%. Tester also leads on price (Free vs $0.99) and update cadence (every 2 days vs every 2 months). Source 3's advantage is in-app purchases (none vs 6) and chart position (#58 vs #191). On ads, device support and iOS requirement there is nothing between them.

Tester is free to download; Source 3 costs $0.99 up front. Tester sells 6 in-app purchases, starting at $0.99 per month. Source 3 asks for nothing beyond the download.

Tester holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Tester has 574 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 44% of Source 3's written reviews are positive against 90% of Tester's.

Source 3 ships an update every 2 months, Tester every 2 days. The most recent releases landed on September 24, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Source 3 | Tester |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.3 (10 ratings)](https://appshunter.io/ios/app/source-3/id921385542/reviews) | **[4.7 (574 ratings)](https://appshunter.io/ios/app/tester-ai-worker/id1575521212/reviews)** |
| Number of ratings | 10 | **574** |
| Positive reviews | 43.8% of reviews | **89.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Paid | **Free** |
| Best chart rank | **#58** | #191 |
| Size | 1 MB | 76 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Street Coder LLC](https://appshunter.io/developer/473955712) | [FJEDI](https://appshunter.io/developer/1740595411) |

## What reviewers say

### Source 3

[App page](https://appshunter.io/ios/app/source-3/id921385542)

**Currently charting:** #58 Top Paid · Developer Tools (US App Store)

View the HTML source code of any webpage directly within Safari. This app offers customizable syntax highlighting for a better developer experience on iOS devices.

**Highlights:** View HTML source code, Safari extension integration, Customizable syntax highlighting, Easy access via Action icon, Supports iPhone and iPad

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### Tester

[App page](https://appshunter.io/ios/app/tester-ai-worker/id1575521212)

**Currently charting:** #191 Top Free · Developer Tools (US App Store)

Test various APIs directly from your mobile device. Supports REST, GraphQL, WebSockets, and more, with advanced editors and request customization. Share requests easily and manage cookies and history.

**Highlights:** Test REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, HTTPS APIs, Powerful GraphQL editor with query, mutation, subscription support, WebSocket testing tool for WS and WSS connections, Flexible request data encoding and transfer types, Import requests from curl, links, or files (Swagger, OpenAPI, Postman), One-tap request sharing via deep link or cURL command, Apple Watch app for sending requests from your wrist

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tester Go Monthly | $0.99 | per month |
| Tester Plus Monthly | $4.99 | per month |
| Tester Pro Monthly | $15.00 | per month |
| Tester Plus Yearly | $35.99 | per year |
| Tester Pro Yearly | $149.00 | per year |
| Tester Plus Lifetime | $89.99 | one-time |

**What reviewers like**

- 👍 User-friendly and modern UI
- 🚀 Comprehensive and intuitive
- 🔓 No in-app purchases
- 🛠️ All-in-one dev tool
- 💡 Shortcuts integration

**What reviewers complain about**

- 🐛 Crashes and data loss after updates
- 🔍 Lack of cloud backup/sync
- 🔧 Difficult to manage requests/collections
- 🖱️ Editing issues with long keys
- 🌐 No IPv6 support

**Reported bugs**

- Deleting all saved requests after updates
- App launching to a black screen
- Shortcuts integration not working as expected

**Requested features**

- Add support for environment variables
- Implement folders/collections management
- Allow exporting/importing data as JSON
- Provide more Shortcuts actions
- Add ability to change app icon


## Frequently asked questions

### Is Source 3 free?

Source 3 costs $0.99, with no in-app purchases.

### Is Tester free?

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

### Which has better reviews, Source 3 or Tester?

Tester is rated higher. Source 3 averages 4.3 out of 5 from 10 ratings, while Tester averages 4.7 from 574 ratings.

### Do Source 3 or Tester have ads?

Neither Source 3 nor Tester shows ads.

### Which is updated more often, Source 3 or Tester?

Source 3 ships an update every 2 months, and Tester every 2 days. Most recently, Source 3 was updated on September 24, 2026 and Tester on September 27, 2026.

### Which is more popular, Source 3 or Tester?

Source 3 currently peaks at #58 in the App Store charts, and Tester at #191. Chart position reflects recent download velocity rather than total install base.

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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.*