# DeepScan OBD2 Scanner vs ScanMaster Lite

The clearest difference is rating: DeepScan OBD2 Scanner at 5.0 against ScanMaster Lite's 3.7. DeepScan OBD2 Scanner also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (11.0 vs 17.0). ScanMaster Lite's advantage is ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. DeepScan OBD2 Scanner sells 18 in-app purchases, starting at $9.99 per month and ScanMaster Lite sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

DeepScan OBD2 Scanner holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: ScanMaster Lite has 6 ratings behind it against 1, so its average is the more settled of the two.

DeepScan OBD2 Scanner ships an update every 2 months, ScanMaster Lite every 5 months. The most recent releases landed on July 31, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | DeepScan OBD2 Scanner | ScanMaster Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deepscan-obd2-scanner/id6739415833/reviews)** | [3.7 (6 ratings)](https://appshunter.io/ios/app/scanmaster-lite-elm327-obd-2/id6740844775/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | Freemium |
| Size | 2.0 GB | 7 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Changsha Angsi E-commerce Co., Ltd.](https://appshunter.io/developer/1797024413) | [SMART Technologies GmBH](https://appshunter.io/developer/1320748539) |

## 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 |


### ScanMaster Lite

[App page](https://appshunter.io/ios/app/scanmaster-lite-elm327-obd-2/id6740844775)

Monitor your car's real-time data, diagnose issues, and enhance performance with this OBD2 scanner app. Connect via Bluetooth to an OBD2 device or ELM 327 adapter to read fault codes and gain insights into engine health and fuel efficiency.

**Highlights:** Real-time vehicle monitoring, Read and clear OBD-II fault codes, Car performance metrics, Wide vehicle compatibility, User-friendly interface, Connects with ELM327 adapters

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Monthly | $6.99 | per month |
| Premium Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is DeepScan OBD2 Scanner free?

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

### Is ScanMaster Lite free?

ScanMaster Lite is free to download, with in-app purchases available.

### Which has better reviews, DeepScan OBD2 Scanner or ScanMaster Lite?

DeepScan OBD2 Scanner is rated higher. DeepScan OBD2 Scanner averages 5.0 out of 5 from 1 ratings, while ScanMaster Lite averages 3.7 from 6 ratings.

### Do DeepScan OBD2 Scanner or ScanMaster Lite have ads?

Neither DeepScan OBD2 Scanner nor ScanMaster Lite shows ads.

### Which is updated more often, DeepScan OBD2 Scanner or ScanMaster Lite?

DeepScan OBD2 Scanner ships an update every 2 months, and ScanMaster Lite every 5 months. Most recently, DeepScan OBD2 Scanner was updated on July 31, 2026 and ScanMaster Lite on September 21, 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.*