Open RegFlags straight from your home screen when you want to check a car.
On Android, use Install RegFlags when it appears, or pick Install app or Add to Home screen from your browser's menu.
On iPhone or iPad, open this site in Safari, tap Share, then Add to Home Screen. Keep Open as Web App on if it appears, then tap Add.
Rewaco HS4s passed their MOT first time 83% of the time across 23 tests in 2025.
Passed first time 100%. Typical mileage 36,213 (most between 27,670 and 43,418).
2015: 50% → 2016: 0% → 2017: 50% → 2018: 0% → 2019: 100% → 2020: 100% → 2021: 100% → 2022: 86% → 2023: 80% → 2024: 50% → 2025: 100%
See its own MOT history, mileage and red flags, compared with these figures. Free.