2 years ago I bought a bundle of “premium” theory test apps for £10 & passed my theory test. However with the pandemic, my practical driving test has been rescheduled FOUR times and my theory test is due to expire 
I need to take a new theory test, so downloaded the apps I purchased again to find out the developer has discontinued the “premium” versions that I bought! The apps all auto close when I open them. The developer still updates the “free” version of the apps which are ad-ridden (think 30-60 second non-skippable ads every 5 questions). They do still offer the ad-free product that I bought, but in the form of a monthly subscription instead of the premium app.
Aibu to feel annoyed about this as it has been 2 years since purchase? My purchase is useless/inaccessible now. I feel like the company are profiteering against learner drivers in the same predicament as I 