# FuelTech Datalog Viewer vs m

The clearest difference is update cadence: m at fortnightly against FuelTech Datalog Viewer's every 9 months. FuelTech Datalog Viewer's advantage is device support (3 vs 1) and iOS requirement (9.3 vs 17.4). On price, 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.

FuelTech Datalog Viewer ships an update every 9 months, m fortnightly. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | FuelTech Datalog Viewer | m |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/fueltech-datalog-viewer/id1303811774/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 168 MB | 22 MB |
| Requires iOS | **9.3** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FuelTech](https://appshunter.io/developer/519474170) | [Acer Incorporated](https://appshunter.io/developer/567404763) |

## What reviewers say

### FuelTech Datalog Viewer

[App page](https://appshunter.io/ios/app/fueltech-datalog-viewer/id1303811774)

Analyze engine data logs from compatible FuelTech ECUs on your mobile device. View up to four channels simultaneously for quick data analysis and check status events for errors. Log files must be transferred to the device manually.

**Highlights:** View up to 4 recorded channels simultaneously, Quick data analysis, Check status events for errors, Supports FT450, FT500, FT500LITE, FT550, FT550LITE, FT600 models, Log file viewer for phone/tablet

**Features:** macOS Compatibility

**In-app purchases:** none


### m

[App page](https://appshunter.io/ios/app/m-go-plus/id1539374018)

**In-app purchases:** none


## Frequently asked questions

### Is FuelTech Datalog Viewer free?

FuelTech Datalog Viewer is free to download, with no in-app purchases.

### Is m free?

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

### Do FuelTech Datalog Viewer or m have ads?

Neither FuelTech Datalog Viewer nor m shows ads.

### Which is updated more often, FuelTech Datalog Viewer or m?

FuelTech Datalog Viewer ships an update every 9 months, and m fortnightly. Most recently, FuelTech Datalog Viewer was updated on October 24, 2026 and m on October 11, 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.*