# C Program vs Canto

The clearest difference is ads: Canto at none against C Program's shown. Canto also leads on update cadence (every 4 days vs every 47 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. C Program sells 1 one-off in-app purchase and Canto sells 1 in-app purchase, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

C Program ships an update every 47 months, Canto every 4 days. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | C Program | Canto |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/canto-private-reading-journal/id6771089037/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 47 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 16 MB | 48 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RAVINDHIRAN SUMITHRA](https://appshunter.io/developer/1571016391) | [John Zerbe](https://appshunter.io/developer/1896770819) |

## What reviewers say

### C Program

[App page](https://appshunter.io/ios/app/c-program/id1141958387)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C Programs Ads Free Version | $4.99 | one-time |


### Canto

[App page](https://appshunter.io/ios/app/canto-private-reading-journal/id6771089037)

This app helps you privately record your reading life by asking personalized questions after you finish a book. It generates unique reflections and a reader's portrait based on your responses, offering deeper insights and personalized recommendations without any social features.

**Highlights:** Personalized book reflections, Reader's DNA portrait, In-book passage capture, Pre-reading intentions, Personalized recommendations, No social feed or public reviews

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Canto Plus | $6.99 | per month |


## Frequently asked questions

### Is C Program free?

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

### Is Canto free?

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

### Do C Program or Canto have ads?

C Program shows ads; Canto does not.

### Which is updated more often, C Program or Canto?

C Program ships an update every 47 months, and Canto every 4 days. Most recently, C Program was updated on October 7, 2026 and Canto 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.*