Comparison

SRF Diagnosis vs Troodon OBD

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SRF Diagnosis

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The SRF (Safety RFID) is a non-contact safety sensor, that monitors moveable safety guards, such as doors, flaps and hoods. The system provides a multitude of diagnostic data of each sensor, even in a series connection, to support smart production. With this app, the diagnostic data could be displayed via NFC technology on a smartphone comfortable, quickly and easily.

About

Troodon OBD

Features
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Unlock the full potential of your vehicle with Troodon OBD. Features include*: • ECU identification • Reading and clearing DTCs from ECU memory • Vehicle parameters monitoring • Visual data representation (graph mode) • Data logging for any number of parameters • Actuator testing procedures • Additional features • ECU configuration/adaptation • Sensor calibration • DPF regeneration • Component replacement functions and configurations • Service and oil change interval reset • Various other procedures specific for each vehicle This app is compatible with following devices: • Troodon OBD Basic • Troodon OBD Pro Whether you're a DIY enthusiast or a seasoned mechanic, Troodon OBD simplifies complex tasks, making advanced diagnostics easy and accessible. * Feature compatibility depends on the specific vehicle and the range of software installed on your diagnostic device.

Screenshots

SRF Diagnosis3 screens
Troodon OBD3 screens

Verdict

The call

The clearest difference is update cadence: Troodon OBD at every 3 weeks against SRF Diagnosis's every 3 months. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

SRF Diagnosis ships an update every 3 months, Troodon OBD every 3 weeks. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

Scorecard1 real difference · 5 level
SRF Diagnosis versus Troodon OBD: the parameters behind the verdict, then further details
ParameterSRF DiagnosisTroodon OBD
PriceFreeFree
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.0 — better15.0
Further details — not scored
Size1 MB27 MB
Age rating4+4+
DeveloperBERNSTEIN AGDevCom spol. s r.o.

In-app purchases

None

SRF Diagnosis

No in-app purchases

None

Troodon OBD

No in-app purchases

Questions

Is SRF Diagnosis free?
SRF Diagnosis is free to download, with no in-app purchases.
Is Troodon OBD free?
Troodon OBD is free to download, with no in-app purchases.
Do SRF Diagnosis or Troodon OBD have ads?
Neither SRF Diagnosis nor Troodon OBD shows ads.
Which is updated more often, SRF Diagnosis or Troodon OBD?
SRF Diagnosis ships an update every 3 months, and Troodon OBD every 3 weeks. Most recently, SRF Diagnosis was updated on October 25, 2026 and Troodon OBD on October 17, 2026.

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