# SOL Smart vs BuddyNotes

The clearest difference is in-app purchases: SOL Smart at none against BuddyNotes's 1. SOL Smart also leads on ads (none vs shown) and iOS requirement (9.0 vs 17.0). BuddyNotes's advantage is update cadence (weekly vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. BuddyNotes sells 1 one-off in-app purchase. SOL Smart asks for nothing beyond the download.

SOL Smart ships an update every 3 weeks, BuddyNotes weekly. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SOL Smart | BuddyNotes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 42 MB | 43 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Kaian Intelligent Technology co., Ltd](https://appshunter.io/developer/897488071) | [Mickael Barthemy](https://appshunter.io/developer/1844241930) |

## What reviewers say

### SOL Smart

[App page](https://appshunter.io/ios/app/sol-smart/id1107199597)

**Features:** macOS Compatibility

**In-app purchases:** none


### BuddyNotes

[App page](https://appshunter.io/ios/app/buddynotes-dating-journal/id6753662523)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BodyGame Wrapped | $0.99 | one-time |


## Frequently asked questions

### Is SOL Smart free?

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

### Is BuddyNotes free?

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

### Do SOL Smart or BuddyNotes have ads?

BuddyNotes shows ads; SOL Smart does not.

### Which is updated more often, SOL Smart or BuddyNotes?

SOL Smart ships an update every 3 weeks, and BuddyNotes weekly. Most recently, SOL Smart was updated on September 28, 2026 and BuddyNotes on October 1, 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.*