# JP Atlas vs Sat App

The clearest difference is in-app purchases: JP Atlas at none against Sat App's 2. JP Atlas also leads on update cadence (every 2 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sat App sells 2 in-app purchases, starting at $1.99 per month. JP Atlas asks for nothing beyond the download.

JP Atlas ships an update every 2 weeks, Sat App every 4 months. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | JP Atlas | Sat App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 46 MB | 52 MB |
| Requires iOS | 16.6 | **15.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Sukhotin Dmitri Konstantinovich, IP](https://appshunter.io/developer/1088821513) | [Aiganym Mykbay](https://appshunter.io/developer/1896389295) |

## What reviewers say

### JP Atlas

[App page](https://appshunter.io/ios/app/jp-atlas/id6762116765)

A straightforward planner designed to help you complete tasks efficiently. Organize your to-dos, break them into steps, and track your progress with a focus timer. Offers a clean interface with customizable themes and synchronization across devices.

**Highlights:** Task and project organization, Focus timer intervals, Progress and statistics tracking, Voice input for tasks, Customizable themes, Cross-device synchronization

**In-app purchases:** none


### Sat App

[App page](https://appshunter.io/ios/app/sat-app/id6767118729)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Saat Premium | $1.99 | per month |
| Saat Premium | $9.99 | per year |


## Frequently asked questions

### Is JP Atlas free?

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

### Is Sat App free?

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

### Do JP Atlas or Sat App have ads?

Neither JP Atlas nor Sat App shows ads.

### Which is updated more often, JP Atlas or Sat App?

JP Atlas ships an update every 2 weeks, and Sat App every 4 months. Most recently, JP Atlas was updated on October 8, 2026 and Sat App on October 28, 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.*