# Sitra vs Gridpaper

The clearest difference is in-app purchases: Gridpaper at none against Sitra's 4. Sitra's advantage is update cadence (every 6 days vs monthly) and iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Sitra sells 4 in-app purchases, starting at $7.99 per month. Gridpaper asks for nothing beyond the download.

Sitra ships an update every 6 days, Gridpaper monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Sitra | Gridpaper |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | Freemium | — |
| Size | 43 MB | 8 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Semicolon Dev Co.,Ltd.](https://appshunter.io/developer/1870802692) | [IEUMGYEOL](https://appshunter.io/developer/6789581623) |

## What reviewers say

### Sitra

[App page](https://appshunter.io/ios/app/sitra-todo-workflow-tasks/id6761052956)

This app helps you manage tasks by keeping them attached to their original context, like notes, files, and recordings. It streamlines your workflow by bringing all relevant information together, allowing you to focus on immediate actions and easily resume work.

**Highlights:** Organize notes, files, links, and recordings by situation, Manage daily tasks and upcoming work, Connect schedules and actions to context, Transcribe recordings into summaries and tasks, AI-powered organization and drafting, Quickly resume recent work

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sitra Plus Monthly | $7.99 | per month |
| Sitra Pro Monthly | $14.99 | per month |
| Sitra Plus Annual | $79.99 | per year |
| Sitra Pro Annual | $149.99 | per year |


### Gridpaper

[App page](https://appshunter.io/ios/app/gridpaper-to-do-and-diary/id6799682689)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sitra free?

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

### Is Gridpaper free?

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

### Do Sitra or Gridpaper have ads?

Neither Sitra nor Gridpaper shows ads.

### Which is updated more often, Sitra or Gridpaper?

Sitra ships an update every 6 days, and Gridpaper monthly. Most recently, Sitra was updated on October 31, 2026 and Gridpaper on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*