# Keys Tester vs Semantic Developer

The clearest difference is in-app purchases: Keys Tester at none against Semantic Developer's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Semantic Developer sells 1 one-off in-app purchase. Keys Tester asks for nothing beyond the download.

Keys Tester ships an update every 5 days, Semantic Developer every 10 days. The most recent releases landed on September 10, 2026 and July 10, 2026 respectively.

## The numbers

| Metric | Keys Tester | Semantic Developer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/semantic-developer/id6762195186/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | — | Freemium |
| Size | 32 MB | 60 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PUNCAK NIAGA BERSAMA SDN. BHD.](https://appshunter.io/developer/1700860371) | [John Abbott](https://appshunter.io/developer/1893315223) |

## What reviewers say

### Keys Tester

[App page](https://appshunter.io/ios/app/keys-tester/id6759716603)

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

**In-app purchases:** none


### Semantic Developer

[App page](https://appshunter.io/ios/app/semantic-developer/id6762195186)

This app provides a professional SSH terminal for AI-assisted development. It offers full terminal emulation, multi-tab workflows, and the ability to connect to remote servers from your iPhone or iPad. Persisted sessions are available with the Pro version.

**Highlights:** AI-assisted SSH terminal, Full xterm-256color emulation, Multi-tab and side-by-side sessions, Persisted sessions with Pro, Hardware and software keyboard support, Git status sidebar

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Semantic Developer Pro | $9.99 | one-time |


## Frequently asked questions

### Is Keys Tester free?

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

### Is Semantic Developer free?

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

### Do Keys Tester or Semantic Developer have ads?

Neither Keys Tester nor Semantic Developer shows ads.

### Which is updated more often, Keys Tester or Semantic Developer?

Keys Tester ships an update every 5 days, and Semantic Developer every 10 days. Most recently, Keys Tester was updated on September 10, 2026 and Semantic Developer on July 10, 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.*