Tire Assistant

2.6
310 reviews
10K+
Downloads
Content rating
Everyone
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About this app

Tire Assistant shows information about the TPMS system of your Toyota or Lexus car.
You'll need an high quality OBD adapter to use the app.
See the Web Site for more information.
Updated on
Jul 16, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Ratings and reviews

2.7
299 reviews
A Google user
May 11, 2019
Looks good and promises, but all four tyres on my phv are showing as having pressures of 29.5psi. Three manual gauges confirm tyres inflated to recommended 35rear / 36front. Re-booting app makes no difference to the readings. Any suggestions, on why the discrepancy, would be appreciated. I am using the recommended OBDII. EDIT 11/05/2019: Review Update, now 5* All now sorted and pressures confirmed the same App and manual. It may have been a car issue rather than the app.
13 people found this review helpful
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B Nelson
November 3, 2021
Though connected to the $20 BASX OBDll diagnostic tool, no information was relayed. So not sure if the communication breakdown was caused by my Gen3 Prius, the OBDll, or the app itself. Will keep the black electric tape over the yellow TPMS indicator light, for now.
1 person found this review helpful
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Aaron Fox
September 16, 2020
Does not work with 2010 (Prius 3) using ODB LX 5 stars anyway for awesome hybrid assistant app :) Prius 3 has TPMS sensors as there is a "low tire" notification on the dash when PSI drops below 30. Was thinking this app would let me monitor PSI easier.
1 person found this review helpful
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HybridXplorers
September 16, 2020
Does your car have tpms sensors?