Dr.OBD vs Troodon OBD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dr.OBD
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Dr.OBD is a mobile phone app that do analysis on vehicle diagnostic fault code. It can automatically retrieve the fault codes diagnosed by OBD device via Bluetooth 4.0. Also, it will send notification alert at mobile phone side and auto query each fault code corresponding to the fault description, expert failure analysis and solutions. Meanwhile, it can provide share and print function.
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 Dr.OBD's every 2 months. Dr.OBD's advantage is iOS requirement (11.0 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.
Dr.OBD ships an update every 2 months, Troodon OBD every 3 weeks. The most recent releases landed on September 22, 2026 and September 13, 2026 respectively.
| Parameter | Dr.OBD | Troodon OBD |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 3 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Leagend Optoelectronics Co., Ltd. | DevCom spol. s r.o. |
In-app purchases
Dr.OBD
No in-app purchases
Troodon OBD
No in-app purchases








