# Pi Relay vs Carets

The clearest difference is in-app purchases: Pi Relay at none against Carets's 1. Pi Relay also leads on update cadence (fortnightly vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Carets sells 1 one-off in-app purchase. Pi Relay asks for nothing beyond the download.

Pi Relay ships an update fortnightly, Carets every 6 weeks. The most recent releases landed on September 29, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Pi Relay | Carets |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/carets-code-editor/id6775658561/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | — | Freemium |
| Size | 2 MB | 51 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Zerui Zhou](https://appshunter.io/developer/1817055091) | [Echo Persona LLC](https://appshunter.io/developer/1883380925) |

## What reviewers say

### Pi Relay

[App page](https://appshunter.io/ios/app/pi-relay/id6768893799)

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

**In-app purchases:** none


### Carets

[App page](https://appshunter.io/ios/app/carets-code-editor/id6775658561)

This app offers a dual-purpose experience as a capable code editor and a fast notes and lists application. It focuses on speed, minimalism, and a clean aesthetic for mobile devices, allowing you to edit real files from cloud storage or create internal notes.

**Highlights:** Syntax highlighting for common languages, Edit external files from cloud storage, Plain text and Markdown notes, Lists and checklists, Full-text search across notes, Generative art gallery

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carets Pro | $5.99 | one-time |


## Frequently asked questions

### Is Pi Relay free?

Pi Relay is free to download, with no in-app purchases.

### Is Carets free?

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

### Do Pi Relay or Carets have ads?

Neither Pi Relay nor Carets shows ads.

### Which is updated more often, Pi Relay or Carets?

Pi Relay ships an update fortnightly, and Carets every 6 weeks. Most recently, Pi Relay was updated on September 29, 2026 and Carets on October 2, 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.*