# DIDIM REPORT vs ChironMotion Vision

The clearest difference is in-app purchases: DIDIM REPORT at none against ChironMotion Vision's 6. DIDIM REPORT also leads on iOS requirement (13.0 vs 16.0). ChironMotion Vision's advantage is update cadence (every 6 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. ChironMotion Vision sells 6 in-app purchases, starting at $3.99 per month. DIDIM REPORT asks for nothing beyond the download.

DIDIM REPORT ships an update every 3 months, ChironMotion Vision every 6 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DIDIM REPORT | ChironMotion Vision |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 49 MB | 40 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Twohands Interactive Inc.](https://appshunter.io/developer/1681202016) | [Yi-Fu Chen](https://appshunter.io/developer/1873701789) |

## What reviewers say

### DIDIM REPORT

[App page](https://appshunter.io/ios/app/didim-report/id6739278161)

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

**In-app purchases:** none


### ChironMotion Vision

[App page](https://appshunter.io/ios/app/chironmotion-vision/id6759504031)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cam Monthly | $3.99 | per month |
| Cam+AI Monthly | $4.99 | per month |
| Lidar+AI monthly | $5.99 | per month |
| Cam Yearly | $39.99 | per year |
| Cam+AI Yearly | $49.99 | per year |
| Lidar+AI yearly | $59.99 | per year |


## Frequently asked questions

### Is DIDIM REPORT free?

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

### Is ChironMotion Vision free?

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

### Do DIDIM REPORT or ChironMotion Vision have ads?

Neither DIDIM REPORT nor ChironMotion Vision shows ads.

### Which is updated more often, DIDIM REPORT or ChironMotion Vision?

DIDIM REPORT ships an update every 3 months, and ChironMotion Vision every 6 weeks. Most recently, DIDIM REPORT was updated on October 30, 2026 and ChironMotion Vision on October 25, 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.*