Have this ready
Access to your current tracker, a short list of repeated meals, and your subscription receipt if you have a paid plan.
Name the reason to switch
Write down the specific friction: a paid barcode scanner, missing recipe controls, ads, a correction flow you cannot use, or a device the app does not support. Compare that requirement first. A longer feature list does not help if it leaves your everyday problem unchanged.
If your current app already handles the repeated meals you care about, staying may take less work. Check whether the desired feature exists in the current plan or a clearly listed upgrade before you assume switching is necessary.
Check what you can take with you
Look for export options before deleting anything. An export may contain diary totals without reusable recipes, or food records without your previous entries. Open the exported file and inspect its contents rather than relying on the existence of an Export button.
Do not count on automatic migration between these apps. Keep the old diary available while you test. A CSV export does not imply that another app accepts the same file, and a screenshot of a recipe is a reference rather than an importable recipe.
Recreate a small, real routine
Try a packaged breakfast, a homemade dish and a meal you commonly estimate. Check the product match, units, serving size and the method for recording it again. This gives you a small test of the routine you will repeat, rather than a tour of features you may never use.
Check plan boundaries at the same time. Cronometer, MyNetDiary and MacrosFirst include free barcode scanning; MyFitnessPal’s captured Premium table puts it in the paid column. Photo logging has different access rules, so check that feature separately.
Handle the old subscription separately
Find the company that bills you on your receipt. If Apple bills the subscription, follow Apple’s cancellation instructions. If Google Play or the developer bills it, use that seller’s subscription controls. Deleting an app or downloading a competitor does not cancel a subscription.
Do not erase the old diary just to complete the switch. First check that any information you want to keep is readable elsewhere, and decide whether you still need access to the old history. Retain your own records of cancellation and the paid-through date.