# Adaptivity (A) vs Tester

The clearest difference is price: Tester at Free against Adaptivity (A)'s $7.99. Tester also leads on update cadence (every 2 days vs every 3 weeks) and ratings volume (583 vs 92). Adaptivity (A)'s advantage is rating (5.0 vs 4.7) and chart position (#60 vs unranked). On review sentiment, ads and in-app purchases there is nothing between them.

Tester is free to download; Adaptivity (A) costs $7.99 up front. Adaptivity (A) sells 4 one-off in-app purchases and Tester sells 7 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Adaptivity (A) holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Tester has 583 ratings behind it against 92, so its average is the more settled of the two. Written reviews point the same way: 94% of Adaptivity (A)'s written reviews are positive against 90% of Tester's.

Adaptivity (A) ships an update every 3 weeks, Tester every 2 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Adaptivity (A) | Tester |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[5.0 (92 ratings)](https://appshunter.io/ios/app/adaptivity-a/id1054670022/reviews)** | [4.7 (583 ratings)](https://appshunter.io/ios/app/tester-super-intelligence/id1575521212/reviews) |
| Number of ratings | 92 | **583** |
| Positive reviews | **94.3% of reviews** | 89.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#60** | — |
| Size | 46 MB | 77 MB |
| Requires iOS | **11.0** | 18.7 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Geoff Hackworth](https://appshunter.io/developer/463855590) | [FJEDI](https://appshunter.io/developer/1740595411) |

## What reviewers say

### Adaptivity (A)

[App page](https://appshunter.io/ios/app/adaptivity-a/id1054670022)

**Currently charting:** #60 Top Paid · Developer Tools (US App Store)

Visualize how app layouts adapt to different screen sizes, orientations, and dynamic text settings on iOS and iPadOS devices. Explore SF Symbols, system colors, fonts, and materials with detailed information and previews.

**Highlights:** Visualize layout sizes and margins, Explore SF Symbols across iOS versions, Preview Dynamic Type styles, View System Colors, Fonts, and Materials, Support for iPad multitasking and external displays, Widget and Siri shortcut integration

**Features:** Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $4.99 | one-time |
| Enormous Tip | $9.99 | one-time |


### Tester

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

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, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tester Go Weekly | $0.99 | per 7 days |
| Tester Go Monthly | $4.99 | per month |
| Tester Plus Monthly | $7.99 | per month |
| Tester Pro Monthly | $19.99 | per month |
| Tester Plus Yearly | $79.99 | per year |
| Tester Pro Yearly | $200.00 | 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 Adaptivity (A) free?

Adaptivity (A) costs $7.99, and also offers in-app purchases.

### Is Tester free?

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

### Which has better reviews, Adaptivity (A) or Tester?

Adaptivity (A) is rated higher. Adaptivity (A) averages 5.0 out of 5 from 92 ratings, while Tester averages 4.7 from 583 ratings.

### Do Adaptivity (A) or Tester have ads?

Neither Adaptivity (A) nor Tester shows ads.

### Which is updated more often, Adaptivity (A) or Tester?

Adaptivity (A) ships an update every 3 weeks, and Tester every 2 days. Most recently, Adaptivity (A) was updated on October 13, 2026 and Tester on October 15, 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.*