# Sollos vs Photo51

Sollos and Photo51 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Sollos ships an update every 2 weeks, Photo51 every 10 days. The most recent releases landed on October 17, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Sollos | Photo51 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 146 MB | 258 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 12+ |
| Developer | [UNIVERSAL MUSIC GROUP INTERNATIONAL LIMITED](https://appshunter.io/developer/1663287829) | [Contic](https://appshunter.io/developer/1679614927) |

## What reviewers say

### Sollos

[App page](https://appshunter.io/ios/app/sollos/id1663365520)

**In-app purchases:** none


### Photo51

[App page](https://appshunter.io/ios/app/photo51/id6502748941)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sollos free?

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

### Is Photo51 free?

Photo51 is free to download, with no in-app purchases.

### Do Sollos or Photo51 have ads?

Neither Sollos nor Photo51 shows ads.

### Which is updated more often, Sollos or Photo51?

Sollos ships an update every 2 weeks, and Photo51 every 10 days. Most recently, Sollos was updated on October 17, 2026 and Photo51 on October 27, 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.*