Benchmark protocol
Food database & barcode coverage audit
Our fixed-list method for measuring how completely each app's database covers branded, restaurant, fresh and international foods and barcodes.
Benchmarks & data
How accurate is AI calorie tracking? Our raw benchmarks
These are the underlying tests our rankings are built on — the methods, the meals, and the numbers, written up so you can check our work.
Benchmark protocol
How we measure logging speed
The stopwatch protocol behind our logging-speed scores — what counts as a completed log, how we average trials, and why speed predicts adherence.
Benchmark protocol
Inside our AI calorie-accuracy benchmark
The method behind our headline AI calorie-accuracy benchmark — how we build the reference meal set from our 12,000-user study and compute MAPE.