iOBD2 vs ChkOBD OBD2 Analyzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iOBD2
Diagnose your Chun Feng motorcycle's electronic control system with this app. It reads on-board data, clears codes, and provides real-time monitoring for comprehensive maintenance and safe driving.
- Read on-board data
- Code reading and clearing
- Data flow monitoring
- Version information
- Action testing
- ECU programming
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iOBD2-CF is an APP for the diagnosis of Chun Feng electronic control system, which enables your iPhone to have various functions, such as reading on-board data of Chun Feng motorcycles. The APP is equipped with a small iOBD2 connector, which can diagnose various electronic control systems in code reading, code clearing, data flow, version information, action testing, ECU programming, etc. It takes great care of your car on all sorts of different levels, and ensures your safe driving. With this APP, you can diagnose your car’s abnormalities like experts do, with real-time monitoring of various vehicle data, offering the most comprehensive and authoritative maintenance guide, it provides the most powerful technical support for DIYers and minimizes your vehicle’s loss. It’s not just a vehicle diagnosis APP, we are looking forward to your participation and experience on more functions! Note: The software can only be used with the iOBD2 connector successfully activated by XTooltech. Please contact the seller to get more details. Thank you! For more information, please visit our iOBD2 product page: www.iobd2.com
ChkOBD OBD2 Analyzer
Connect your iPhone or iPad to your car's engine to view vital data. Access basic engine values for free, with in-app purchases for advanced diagnostics, smog check readiness, VIN analysis, and error decoding.
- View engine values
- In-app purchase for advanced data
- Smog Check Assistant
- VIN Analyzer
- Error Decoder and Reset
- Bluetooth adapter compatibility check
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ChkOBD let you connect your iPhone and iPad to your Car and view the most important Engine values in a very intuitive user interface in an appealing user-friendly way. ChkOBD connects wirelessly to an ELM237 enabled OBDII - Bluetooth adapter which is readily available from many 3rd party vendors. From this free application that let you have access to the basic “Engine Values”, you will have In-App purchase to access additional information such as : . Advanced Engine Values, an extended choice of sensors available on your car, that you can select and monitor. The available Engine Value from your car, are all listed in a “grey” mode, so, you will have no surprise of what you will get (or not get !) after the In App purchase . Smog Check Assistant, to know if your car will pass the next Smog Check at the state official station, or the App will let you know what needs to be fixed, before driving there, . VIN Analyzer, will let you know what information is in the “government file” from your car, including date and place of manufacturing, . Error Decoder and Reset, to know what is the current error that is in the Memory of the computer of your car and let you have a way to try to reset this error (Normally, it comes back on, if the cause of the error is not mechanically fixed). This is an error scan that is going through about 4'000 possible errors. Usually all these information will be read from all car that have been sold in the USA after 2005. The fact that these applications are offered from inside a free app, in our side, from this free app, we are able to check before any of your purchase, that your car and your Bluetooth adapter will be 100% compatible with these applications. We are using this technology to try to provide to our customers the best possible satisfaction.
Screenshots
Verdict
The clearest difference is rating: ChkOBD OBD2 Analyzer at 3.0 against iOBD2's 1.0. ChkOBD OBD2 Analyzer also leads on ratings volume (4 vs 1). iOBD2's advantage is in-app purchases (none vs 4) and iOS requirement (7.0 vs 13.0). On price, 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. ChkOBD OBD2 Analyzer sells 4 in-app purchases, starting at $4.99 per month. iOBD2 asks for nothing beyond the download.
ChkOBD OBD2 Analyzer holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
| Parameter | iOBD2 | ChkOBD OBD2 Analyzer |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 3.0 (4 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 4 — better |
| Update frequency | — | Every 3 months |
| 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 | 7.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 37 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | 翔宇 金 | Check On-Board Diagnostics LLC |
Customer experience
iOBD2
ChkOBD OBD2 Analyzer
In-app purchases
iOBD2
No in-app purchases
ChkOBD OBD2 Analyzer
- Smog Check Assistant$4.991 Month
- VIN Analyzer$1.99
- Error Analyzer$2.99
- Advance Engine Values$4.99









