Buy Me a Pie! vs Grocery Genius

Buy Me a Pie! is a shopping-list service for making, organizing and sharing lists across Android, iOS, macOS and the web. Website lists appear on users’ devices in real time, and people can keep lists synchronized by sharing an account or inviting others to specific lists. Invitations can also be sent by email to people without accounts. A grocery-item dictionary and color groups help organize list contents. The Free plan costs nothing and allows 3 shopping lists, sharing with 2 other accounts and 8 color groups. Pro plans add unlimited lists and sharing, additional color groups, an ad-free experience and premium support. They cost $2.99 a month, $29.99 a year or $49.99, paid once. A 30-day trial is listed. Accounts use a login name and PIN, and data is stored in the cloud for access from supported devices or the website. The terms state an average availability target of 97%, excluding maintenance downtime.

Grocery Genius has no write-up on Specifiction yet; its figures are above.