# Chatboard vs Carbon Notes

The clearest difference is in-app purchases: Chatboard at none against Carbon Notes's 2. Carbon Notes's advantage is update cadence (every 3 weeks vs every 8 months) and iOS requirement (17.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Carbon Notes sells 2 in-app purchases, starting at $19.99 per month. Chatboard asks for nothing beyond the download.

Chatboard ships an update every 8 months, Carbon Notes every 3 weeks. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Chatboard | Carbon Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chatboard-use-ai-everywhere/id6447478568/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 32 MB | 12 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kyle Halevi](https://appshunter.io/developer/1086402903) | [YMMV](https://appshunter.io/developer/1224453829) |

## What reviewers say

### Chatboard

[App page](https://appshunter.io/ios/app/chatboard-use-ai-everywhere/id6447478568)

Access advanced AI models directly from your keyboard. Effortlessly get AI-powered responses for tasks like rewriting emails or finding recommendations while chatting. Integrates with multiple AI providers and personal context securely.

**Highlights:** Access AI models from any app, Rewrite and summarize text, Get recommendations on the go, Integrates with multiple AI providers, Secure personal context integration, View and manage past prompts

**In-app purchases:** none


### Carbon Notes

[App page](https://appshunter.io/ios/app/carbon-notes/id6748026908)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $19.99 | per month |
| AI Unlock | $4.99 | one-time |


## Frequently asked questions

### Is Chatboard free?

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

### Is Carbon Notes free?

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

### Do Chatboard or Carbon Notes have ads?

Neither Chatboard nor Carbon Notes shows ads.

### Which is updated more often, Chatboard or Carbon Notes?

Chatboard ships an update every 8 months, and Carbon Notes every 3 weeks. Most recently, Chatboard was updated on September 21, 2026 and Carbon Notes on September 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.*