# DeepScan OBD2 Scanner vs UJS OBDII

The clearest difference is in-app purchases: UJS OBDII at none against DeepScan OBD2 Scanner's 19. DeepScan OBD2 Scanner's advantage is iOS requirement (11.0 vs 13). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. DeepScan OBD2 Scanner sells 18 in-app purchases, starting at $9.99 per month. UJS OBDII asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for DeepScan OBD2 Scanner against 5.0 for UJS OBDII. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

DeepScan OBD2 Scanner ships an update every 2 months, UJS OBDII every 6 weeks. The most recent releases landed on July 31, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | DeepScan OBD2 Scanner | UJS OBDII |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/deepscan-obd2-scanner/id6739415833/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ujs-obdii/id6753165961/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2.0 GB | 81 MB |
| Requires iOS | **11.0** | 13 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Changsha Angsi E-commerce Co., Ltd.](https://appshunter.io/developer/1797024413) | [UJS INC](https://appshunter.io/developer/1842801577) |

## What reviewers say

### DeepScan OBD2 Scanner

[App page](https://appshunter.io/ios/app/deepscan-obd2-scanner/id6739415833)

Transform your phone into a powerful car diagnostic tool. Access full system diagnostics, special maintenance functions, and bi-directional controls. Generate detailed reports and utilize a comprehensive repair data library.

**Highlights:** Full system diagnosis, Special maintenance functions, Bi-directional controls, Automatic diagnostic reports, Repair data library, Wireless Bluetooth 5.0 connection

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Auto-renewal | $9.99 | per month |
| Quarterly Auto-renewal | $24.99 | per 3 months |
| Annual Auto-renewal | $49.99 | per year |
| 22 Special Functions Bundle | $129.99 | one-time |
| Renault Gateway 5 Tokens | $147.99 | one-time |
| Nissan Gateway 5 Tokens (EU only) | $147.99 | one-time |
| Nissan Gateway 5 Tokens (EU only) | $147.99 | one-time |
| Renault Gateway 5 Tokens | $147.99 | one-time |
| FCA Gateway 1-year Access (EU only) | $229.99 | one-time |
| VW SFD Gateway 1-year Access | $229.99 | one-time |
| Renault Gateway 10 Tokens | $254.99 | one-time |
| Nissan Gateway 10 Tokens (EU only) | $254.99 | one-time |
| Renault Gateway 10 Tokens | $254.99 | one-time |
| Nissan Gateway 10 Tokens (EU only) | $254.99 | one-time |
| Renault Gateway 20 Tokens | $464.99 | one-time |
| Nissan Gateway 20 Tokens (EU only) | $464.99 | one-time |
| Renault Gateway 20 Tokens | $464.99 | one-time |
| Nissan Gateway 20 Tokens (EU only) | $464.99 | one-time |


### UJS OBDII

[App page](https://appshunter.io/ios/app/ujs-obdii/id6753165961)

This professional car diagnostic app connects to UJS OBDII devices via Bluetooth to read and clear fault codes, monitor real-time vehicle performance, and analyze travel data. It supports multiple languages and offers high-speed, low-power data transmission.

**Highlights:** Fault code reading and clearing, Real-time instrument panel display, Vehicle performance testing, Detailed travel analysis, Multi-language support, High-speed data transmission, Low-power consumption

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DeepScan OBD2 Scanner free?

DeepScan OBD2 Scanner is free to download, with in-app purchases available.

### Is UJS OBDII free?

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

### Which has better reviews, DeepScan OBD2 Scanner or UJS OBDII?

DeepScan OBD2 Scanner and UJS OBDII are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do DeepScan OBD2 Scanner or UJS OBDII have ads?

Neither DeepScan OBD2 Scanner nor UJS OBDII shows ads.

### Which is updated more often, DeepScan OBD2 Scanner or UJS OBDII?

DeepScan OBD2 Scanner ships an update every 2 months, and UJS OBDII every 6 weeks. Most recently, DeepScan OBD2 Scanner was updated on July 31, 2026 and UJS OBDII on June 1, 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.*