The FarmFollow app is free to download and use and there are some wonderful in-app purchase options offered as well:

You can use the app to keep records while you garden, and use your phone is an easy in-hand reference of your garden’s history while you garden and during garden planning.

$25/year – In-App Purchase
-print or download your records to view on your desktop computer or other farm management software. or view in google docs.
-NO EXTRA COST- (limited time offer) – send us all your previous garden records when you subscribe, in ANY format, and we will upload them into the app for you for you! This will give you instant access to your farm’s whole history in the palm of your hand.