Mucar BT200 Max
#2 in Phone dongleFull review
For a driver who wants a cheap phone based bidirectional scanner that never asks for a renewal.
Amazon $123.49$123.49
3.4/5
The best bet for a driver who wants bidirectional control from a phone without a yearly fee.
- 26Service functions
- NoECU coding
- NoCAN FD and DoIP
- LifetimeFree updates
Check price at Amazon$135.12
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Bidirectional tests and 26 service functions with no subscription ever
- Free updates for life, unlike most phone dongles
- CAN FD support for newer GM models
- Two year warranty
Cons
- No ECU coding
- Needs your phone or tablet as the screen
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its form. How we rank explains each one.
Specifications
| Model number | A30M |
|---|---|
| Functions | |
| Service functions | 26 |
| Vehicle makes | 85 |
| ECU coding | No |
| CAN FD and DoIP | No |
| Hardware | |
| Form | Dongle |
| Wireless VCI | Yes |
| Support | |
| Free updates | Lifetime |
| Warranty | 2 years |
Alternatives in this form
Topdon TopScan Pro
#3 in Phone dongleFull review
For a driver who wants a cheap, pocketable bidirectional tool and will either renew yearly or use it heavily in the first year.
Amazon $110.99$110.99
Thinkcar Thinkdiag 2
#4 in Phone dongleFull review
For a driver who wants cheap bidirectional control and CAN FD on a phone and accepts a yearly fee to keep it.
Amazon $129.99$129.99
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