# TsunDocs vs Space Notes

The clearest difference is in-app purchases: TsunDocs at none against Space Notes's 1. Space Notes's advantage is update cadence (every 9 days vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Space Notes sells 1 one-off in-app purchase. TsunDocs asks for nothing beyond the download.

TsunDocs ships an update every 6 months, Space Notes every 9 days. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | TsunDocs | Space Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/space-notes-note-editor/id6749642629/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 8 MB | 8 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Tasuku Tozawa](https://appshunter.io/developer/1537307879) | [Space Japan Studios](https://appshunter.io/developer/1831563101) |

## What reviewers say

### TsunDocs

[App page](https://appshunter.io/ios/app/tsundocs/id1612923335)

**In-app purchases:** none


### Space Notes

[App page](https://appshunter.io/ios/app/space-notes-note-editor/id6749642629)

This app allows users to create detailed lists with expandable items, offering dedicated note-taking for each entry. It provides various list types, progress tracking, and organizational tools to manage complex information.

**Highlights:** Expandable checklist items into detailed notes, Multiple note types (shopping, recipe, goals), Progress bars for goal tracking, Random item selection from lists, Checklist table view for quick editing, User-defined category tags, Note priorities (low, medium, high, urgent)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpaceNotes Pro | $0.99 | one-time |


## Frequently asked questions

### Is TsunDocs free?

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

### Is Space Notes free?

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

### Do TsunDocs or Space Notes have ads?

Neither TsunDocs nor Space Notes shows ads.

### Which is updated more often, TsunDocs or Space Notes?

TsunDocs ships an update every 6 months, and Space Notes every 9 days. Most recently, TsunDocs was updated on October 25, 2026 and Space Notes on November 5, 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.*