Link: https://apps.apple.com/us/app/professor-doctor-jetpack/id6449432798 App info is currently processing and/or the app is not yet fully available for sale on the US App Store. Subscribe to the TouchArcade YouTube Channel
Really fun and polished game with a great monetization. First four biomes are free (no ads) with a $4.99 IAP to unlock all levels. Recommend by yours truly.