# SolarYou vs Co

The clearest difference is ads: SolarYou at none against Co's shown. SolarYou also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, update cadence and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SolarYou | Co |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (12 ratings)](https://appshunter.io/ios/app/co-author/id6754661365/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | — | Ad-supported |
| Size | 3 MB | 14 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Solar You](https://appshunter.io/developer/1816241003) | [Daniel Benjamin Ipsen](https://appshunter.io/developer/1849495769) |

## What reviewers say

### SolarYou

[App page](https://appshunter.io/ios/app/solaryou/id6746338856)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SolarYou free?

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

### Is Co free?

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

### Do SolarYou or Co have ads?

Co shows ads; SolarYou does not.

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

SolarYou ships an update every 4 days, and Co every 4 days. Most recently, SolarYou was updated on October 8, 2026 and Co 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.*