# KATA Dash Cam vs OBD Ninja

The clearest difference is in-app purchases: KATA Dash Cam at none against OBD Ninja's 2. KATA Dash Cam also leads on iOS requirement (12.0 vs 15.5). OBD Ninja's advantage is update cadence (weekly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. OBD Ninja sells 2 in-app purchases, starting at $4.99 per month. KATA Dash Cam asks for nothing beyond the download.

KATA Dash Cam ships an update every 4 months, OBD Ninja weekly. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | KATA Dash Cam | OBD Ninja |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 89 MB | 47 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hung Hoang](https://appshunter.io/developer/1470292993) | [SKYPHIC STUDIO](https://appshunter.io/developer/1826683961) |

## What reviewers say

### KATA Dash Cam

[App page](https://appshunter.io/ios/app/kata-dash-cam/id1659285360)

**In-app purchases:** none


### OBD Ninja

[App page](https://appshunter.io/ios/app/obd-ninja/id6758688512)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OBD Ninja Premium | $4.99 | per month |
| OBD Ninja Premium | $39.99 | per year |


## Frequently asked questions

### Is KATA Dash Cam free?

KATA Dash Cam is free to download, with no in-app purchases.

### Is OBD Ninja free?

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

### Do KATA Dash Cam or OBD Ninja have ads?

Neither KATA Dash Cam nor OBD Ninja shows ads.

### Which is updated more often, KATA Dash Cam or OBD Ninja?

KATA Dash Cam ships an update every 4 months, and OBD Ninja weekly. Most recently, KATA Dash Cam was updated on October 15, 2026 and OBD Ninja on October 18, 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.*