# Co vs Sadhana

The clearest difference is ads: Sadhana at none against Co's shown. Sadhana also leads on iOS requirement (15.1 vs 17.6). Co's advantage is update cadence (every 4 days vs every 11 days). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Co ships an update every 4 days, Sadhana every 11 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Co | Sadhana |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/co-author/id6754661365/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 11 days |
| Monetization | Ad-supported | — |
| Size | 14 MB | 37 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Benjamin Ipsen](https://appshunter.io/developer/1849495769) | [Factual Soft Company LLC](https://appshunter.io/developer/6780059421) |

## What reviewers say

### Co

[App page](https://appshunter.io/ios/app/co-author/id6754661365)

Transform your memories into written stories using photos, text, or voice. This AI-powered companion helps you focus on narrative creation, not prompt engineering. Share your finished pieces easily via text, email, or a web link.

**Highlights:** AI-powered writing assistance, Input via photos, text, or voice, Focus on storytelling, Shareable web links for stories, Collaboration tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Sadhana

[App page](https://appshunter.io/ios/app/sadhana-mantra-tracker/id6780059419)

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

**In-app purchases:** none


## Frequently asked questions

### Is Co free?

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

### Is Sadhana free?

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

### Do Co or Sadhana have ads?

Co shows ads; Sadhana does not.

### Which is updated more often, Co or Sadhana?

Co ships an update every 4 days, and Sadhana every 11 days. Most recently, Co was updated on October 30, 2026 and Sadhana on October 31, 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.*