# OBDocker vs Tech2

The clearest difference is in-app purchases: Tech2 at none against OBDocker's 7. OBDocker's advantage is update cadence (fortnightly vs every 3 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. OBDocker sells 7 in-app purchases, starting at $2.99 per month. Tech2 asks for nothing beyond the download.

OBDocker ships an update fortnightly, Tech2 every 3 months. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | OBDocker | Tech2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (17 ratings)](https://appshunter.io/ios/app/obdocker-obd2-car-scanner/id6466999549/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 46.9% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Freemium | **Free** |
| Size | 238 MB | 52 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Motorsure. Inc](https://appshunter.io/developer/1707281085) | [ECU=SHOP](https://appshunter.io/developer/1389703440) |

## What reviewers say

### OBDocker

[App page](https://appshunter.io/ios/app/obdocker-obd2-car-scanner/id6466999549)

This app acts as a professional OBD2 car scanner, enabling users to diagnose, service, and customize their vehicles. It offers comprehensive diagnostic modes, real-time data monitoring, and various service functions like oil resets and battery registration.

**Highlights:** Triple-mode diagnostics (Full-Systems, Multi-Systems, Quick Scan), Triple-mode live data monitoring (Health, Engine, Dash), Full-cycle service functions (Emissions Pre-Check, Control Tests, Oil Reset, Battery Registration), One-click car setting adjustments and retrofits, Supports a wide range of car brands and models

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OBD Pro (Monthly) | $2.99 | per month |
| OBD Pro Max (Monthly) | $7.99 | per month |
| OBD2 Pro (6 Months) | $14.99 | per 6 months |
| OBD Pro (Annual) | $17.99 | per year |
| Mechanic Access (Quarterly) | $19.99 | per 3 months |
| OBD Pro Max (Annual) | $47.99 | per year |
| OBD Pro Max (Permanent) | $119.99 | one-time |


### Tech2

[App page](https://appshunter.io/ios/app/tech2/id6479217144)

This utility app offers real-time tuning and configuration for various operational modes. It provides advanced customization options for ignition timing, fuel, and compensation, along with anti-theft protection and analysis features.

**Highlights:** Real-time tuning, Anti-theft protection, Multiple operation modes, Injector tuning, Ignition timing tuning, BARO compensation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBDocker free?

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

### Is Tech2 free?

Tech2 is free to download, with no in-app purchases.

### Do OBDocker or Tech2 have ads?

Neither OBDocker nor Tech2 shows ads.

### Which is updated more often, OBDocker or Tech2?

OBDocker ships an update fortnightly, and Tech2 every 3 months. Most recently, OBDocker was updated on October 1, 2026 and Tech2 on September 30, 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.*