FuelTech Datalog Viewer vs TunerView
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FuelTech Datalog Viewer
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.
- 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
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The FuelTech Datalog Viewer application is a log file viewer for your phone or tablet to the Power FT line, which includes the FT450, FT500, FT500LITE, FT550, FT550LITE and FT600 models. With it, you can simultaneously view up to 4 recorded channels, allowing a quick data analysis. The status events are also available through the application, allowing you to easily check for errors while recording the log. Note: The application does not allow a direct connection to the ECU. You need to send the log file to the phone via email, WhatsApp, Dropbox or any other means. Visit http://www.fueltech.net for more information!
TunerView
This app connects to your vehicle's ECU via a Bluetooth adapter to provide real-time data logging and dashboard displays. Unlock specific datalog protocols through in-app purchases to utilize its full functionality for automotive tuning.
- Real-time datalogging
- Customizable dashboard
- Bluetooth ECU connection
- Support for specific ECUs
- In-app protocol purchases
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TunerView is a Realtime Datalog/Dash tool which uses bluetooth adapter to connect to your ECU. App is not free, you must have to buy a datalog protocol via In-App payment to use the app. We can refund your purchase if you have problem or you don't like the app. If you have any issue, please contact support by email! Currently supported protocols/devices: - KTunerFlashV1.2 (Honda™) (ONLY WITH SERIAL NUMBER LAST 5 DIGIT IS 14000 OR HIGHER!) - KTunerFlashV2 (Honda™) (ONLY WITH SERIAL NUMBER LAST 5 DIGIT IS 14000 OR HIGHER!) - ECUMaster EMU Classic - ECUMaster EMU Black
Screenshots
Verdict
The clearest difference is rating: FuelTech Datalog Viewer at 4.8 against TunerView's 3.1. FuelTech Datalog Viewer also leads on in-app purchases (none vs 4) and iOS requirement (9.3 vs 13.0). TunerView's advantage is update cadence (every 6 weeks vs every 9 months) and ratings volume (41 vs 4). On price, review sentiment, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. TunerView sells 4 one-off in-app purchases. FuelTech Datalog Viewer asks for nothing beyond the download.
FuelTech Datalog Viewer holds the better App Store score, 4.8 against 3.1. That said, the two scores are not equally well evidenced: TunerView has 41 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 40% and 40% positive.
FuelTech Datalog Viewer ships an update every 9 months, TunerView every 6 weeks. Both last shipped on October 24, 2026.
| Parameter | FuelTech Datalog Viewer | TunerView |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) — better | 3.1 (41 ratings) |
| Positive reviews | 40.0% of reviews | 40.0% of reviews |
| Number of ratings | 4 | 41 — better |
| Update frequency | Every 9 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 168 MB | 108 MB |
| Age rating | 4+ | 4+ |
| Developer | FuelTech | Peter Linszter |
Customer experience
FuelTech Datalog Viewer
TunerView
In-app purchases
FuelTech Datalog Viewer
No in-app purchases
TunerView
- KTuner Protocol$4.99
- ECUMaster Protocol$4.99
- eCTune/HTS Protocol$4.99
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- Neptune Protocol$4.99
Questions
Is FuelTech Datalog Viewer free?
Is TunerView free?
Which has better reviews, FuelTech Datalog Viewer or TunerView?
Do FuelTech Datalog Viewer or TunerView have ads?
Which is updated more often, FuelTech Datalog Viewer or TunerView?
Other comparisons
