aRacerOBD vs Troodon OBD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
aRacerOBD
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The functions include: 1. Engine data monitoring from ECU in real time. 2. Shows and resets engine DTC codes in the ECU. 3. Component test function for inspecting the component activation. (Injector, Fuel pump, ignition coil, etc.) 4. Shows the ECU information. (Hardware version, software version, etc.)
Troodon OBD
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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
Verdict
The clearest difference is update cadence: Troodon OBD at every 3 weeks against aRacerOBD's every 8 months. aRacerOBD's advantage is iOS requirement (10.0 vs 15.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
aRacerOBD ships an update every 8 months, Troodon OBD every 3 weeks. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.
| Parameter | aRacerOBD | Troodon OBD |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | ARACER SPEEDTEK INC. | DevCom spol. s r.o. |
In-app purchases
aRacerOBD
No in-app purchases
Troodon OBD
No in-app purchases
