Comparison

BM DIAG vs EasyOBD

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

Head to head

Motorcycle Diagnosis

OBD Tool

About

BM DIAG

Features

Read full description

BM DIAG is a motorcycle diagnostic tool that supports most of the diagnostic functions for the entire vehicle series and system. 1. Support motorcycle models: C-C01,C-K07,C-K08,C-K09,C-K17,C-K18,C-K19,E-EXX,F-E169,F-K14,F-K70,F-K71,F-K72,F-K73,F-K75,F-K80,F-K81,F-K82,F-K83,F-K84,F-R13,G-K01,G-K02,G-K03,G-K15,G-K16,G-R13,K-K40,K-K41,K-K43,K-K44,K-K48,K-K569,K-K589,K-K61,R-246,R-247,R-247E,R-248,R-259,R-259C,R-259R,R-259S,R-A67,R-K21,R-K22,R-K23,R-K25,R-K26,R-K27,R-K28,R-K29,R-K30,R-K32,R-K33,R-K34,R-K35,R-K50,R-K51,R-K52,R-K53,R-K54,R-R21,R-R22,R-R28,S-K42,S-K46,S-K47,S-K49,S-K60,S-K63,S-K66,S-K67,S-K69,S-KM3 2. Support automatic recognition of vehicle models. 3. Support all-systems quick test. 4. Support all basic function: ECU Information, Read DTC, Clear DTC, Data List, Active Test. 5. Support most of service functions.

About

EasyOBD

Features

Read full description

EasyOBD is exclusively designed to support DA302 series products, serving as a professional car diagnostic and real-time monitoring application. This app only supports adapters compatible with Bluetooth 4.0+.

Screenshots

BM DIAG3 screens

EasyOBD4 screens

Verdict

The call

The clearest difference is update cadence: EasyOBD at every 3 weeks against BM DIAG's every 2 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

BM DIAG ships an update every 2 months, EasyOBD every 3 weeks. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

Scorecard1 real difference · 5 level

BM DIAG versus EasyOBD: the parameters behind the verdict, then further details
Parameter	BM DIAG	EasyOBD
Price	Free	Free
Update frequency	Every 2 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	12.0 — better	13.0
Further details — not scored
Size	396 MB	103 MB
Age rating	17+	4+
Developer	Woyou Intelligent Technology(Shenzhen) Co., Ltd.	Shenzhen Chaoyue Technology Development Co.,Ltd

In-app purchases

None

BM DIAG

No in-app purchases

None

EasyOBD

No in-app purchases

Questions

Is BM DIAG free?

BM DIAG is free to download, with no in-app purchases.

Is EasyOBD free?

EasyOBD is free to download, with no in-app purchases.

Do BM DIAG or EasyOBD have ads?

Neither BM DIAG nor EasyOBD shows ads.

Which is updated more often, BM DIAG or EasyOBD?

BM DIAG ships an update every 2 months, and EasyOBD every 3 weeks. Most recently, BM DIAG was updated on November 8, 2026 and EasyOBD on November 9, 2026.