Classification
Level 0:
Price: Free
Authentication: No
Database: Local Storage
Storage: NA
Ex. apps: Fuel Logger, Private Contacts, SizeOfCars.com, TrueSizeOf, Music Shakers
Level 1:
Price: Free, Ads.
Authentication: No
Database: Local Storage, Native Cloud
Storage: NA
Ex. apps: —
Level 2:
Price: Free, Subscription
Authentication: Yes
Database: Firestore
Storage: Cloud Storage
Level 3:
Price: Free, Subscription
Authentication: Yes
Database: Firestore, PostgreSQL
Storage: Cloud Storage
Ex. apps: Poller (Mid 2026)
Level 4:
Price: Free, Subscription
Authentication: Yes
Database: Firestore, PostgreSQL
Storage: Cloud Storage
Model: SaaP
Ex. apps: NewCommerce (Late 2026)
Level 5:
Price: Free, Subscription
Authentication: Yes
Database: Firestore, PostgreSQL
Storage: Cloud Storage
Model: Licensing, SaaP
Ex. apps: Local Apps (Late 2027)
