# MHD Flasher vs TuningBase

The clearest difference is rating: TuningBase at 5.0 against MHD Flasher's 4.5. MHD Flasher's advantage is ratings volume (211 vs 1) and iOS requirement (13.0 vs 15.1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TuningBase holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: MHD Flasher has 211 ratings behind it against 1, so its average is the more settled of the two.

MHD Flasher ships an update fortnightly, TuningBase every 2 weeks. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | MHD Flasher | TuningBase |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (211 ratings)](https://appshunter.io/ios/app/mhd-flasher/id1468182144/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tuningbase/id6753321902/reviews)** |
| Number of ratings | **211** | 1 |
| Positive reviews | 65.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 239 MB | 34 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MHD Tuning UG (haftungsbeschraenkt)](https://appshunter.io/developer/1445162439) | [Niko Holm](https://appshunter.io/developer/1843472333) |

## What reviewers say

### MHD Flasher

[App page](https://appshunter.io/ios/app/mhd-flasher/id1468182144)

This app allows for complete DME remapping of BMW vehicles, offering maximum performance and safety. It provides full OBD flashing, pre-configured performance maps, and advanced engine monitoring capabilities. Users can also customize various flash options for a personalized driving experience.

**Highlights:** Complete DME remapping, Full OBD flashing, Pre-configured performance maps (Stage 1, 2, E85), Advanced engine monitoring, Customizable flash options, Revert to factory OEM flash

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast flashing speeds (16-30 seconds)
- 👍 User-friendly interface and intuitive design
- 💪 Significant power gains and performance improvements
- 🎯 Excellent OTS (off-the-shelf) maps with multiple fuel options
- 📊 Comprehensive data logging and monitoring capabilities

**What reviewers complain about**

- 🐛 Frequent app crashes and stability issues
- ❌ Recent update broke core functionality for many users
- 🔌 Connection problems with WiFi adapters
- 📵 Unable to open app after recent updates
- 😞 Poor customer support responsiveness (recent)

**Reported bugs**

- App crashes on iOS 26.2 and newer versions
- Unable to flash after recent updates
- Unable to erase memory errors
- App fails to open after installation
- Connection constantly disconnects on N55 F30 platform

**Requested features**

- Add 94 octane fuel option
- Support for diesel engines
- Support for N63 engine tuning
- Max cooling fan option in new app
- Ability to change login email/username


### TuningBase

[App page](https://appshunter.io/ios/app/tuningbase/id6753321902)

Access a comprehensive mobile database for automotive professionals and tuners. Quickly find ECUs for any vehicle, view performance data, and look up error codes. Supports multiple languages and includes a performance calculator.

**Highlights:** ECU Search by vehicle details, Original and tuning performance data, Bosch Part Number Search, DTC Error Code lookup, HP to kW conversion calculator, Multilingual support

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

**In-app purchases:** none


## Frequently asked questions

### Is MHD Flasher free?

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

### Is TuningBase free?

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

### Which has better reviews, MHD Flasher or TuningBase?

TuningBase is rated higher. MHD Flasher averages 4.5 out of 5 from 211 ratings, while TuningBase averages 5.0 from 1 ratings.

### Do MHD Flasher or TuningBase have ads?

Neither MHD Flasher nor TuningBase shows ads.

### Which is updated more often, MHD Flasher or TuningBase?

MHD Flasher ships an update fortnightly, and TuningBase every 2 weeks. Most recently, MHD Flasher was updated on October 22, 2026 and TuningBase on October 16, 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.*