# Docetis Ctracker vs Atlas AI

The clearest difference is in-app purchases: Docetis Ctracker at none against Atlas AI's 15. Docetis Ctracker also leads on iOS requirement (13.4 vs 17.0). Atlas AI's advantage is update cadence (every 4 days vs every 2 weeks) and chart position (#143 vs unranked). On price, ads and device support there is nothing between them.

Both are free to download. Atlas AI sells 13 in-app purchases, starting at $2.49 per 7 days. Docetis Ctracker asks for nothing beyond the download.

Docetis Ctracker ships an update every 2 weeks, Atlas AI every 4 days. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Docetis Ctracker | Atlas AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (2.5K ratings)](https://appshunter.io/ios/app/atlas-ai-pdf-document-scanner/id6744464240/reviews)** |
| Number of ratings | — | **2.5K** |
| Positive reviews | — | 65.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | — | Freemium |
| Best chart rank | — | **#143** |
| Size | 11 MB | 126 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Docetis](https://appshunter.io/developer/1513903794) | [Atlas Documents LLC](https://appshunter.io/developer/1807833171) |

## What reviewers say

### Docetis Ctracker

[App page](https://appshunter.io/ios/app/docetis-ctracker/id6739428041)

**Features:** macOS Compatibility

**In-app purchases:** none


### Atlas AI

[App page](https://appshunter.io/ios/app/atlas-ai-pdf-document-scanner/id6744464240)

**Currently charting:** #143 Top Grossing · Business (US App Store)

Transform paper documents into editable digital files with intelligent scanning and AI-powered insights. Edit, annotate, and export your scans in various formats, or chat with your documents for quick summaries and data extraction.

**Highlights:** Smart document, ID, and passport scanning, Real-world distance measurement tools, Full-featured PDF editor with annotations, Export to PDF, JPEG, and other formats, AI chat for document summarization and data extraction

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atlas Premium | $2.49 | per 7 days |
| Atlas Premium | $2.49 | per 7 days |
| Atlas Premium | $4.99 | per month |
| Atlas Premium | $6.99 | per 7 days |
| Atlas Premium | $7.99 | per 7 days |
| Atlas Premium | $9.99 | per month |
| Atlas Premium | $9.99 | per 7 days |
| Atlas Premium | $10.49 | per year |
| Atlas Premium | $12.99 | per month |
| Atlas Premium | $20.99 | per year |
| Atlas Premium | $59.99 | per year |
| Atlas Premium | $69.99 | per year |
| Atlas Premium | $89.99 | per year |


## Frequently asked questions

### Is Docetis Ctracker free?

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

### Is Atlas AI free?

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

### Do Docetis Ctracker or Atlas AI have ads?

Neither Docetis Ctracker nor Atlas AI shows ads.

### Which is updated more often, Docetis Ctracker or Atlas AI?

Docetis Ctracker ships an update every 2 weeks, and Atlas AI every 4 days. Most recently, Docetis Ctracker was updated on October 1, 2026 and Atlas AI on October 14, 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.*