Articles
Methodology notes, sub-benchmarks, and short essays from our analyst team.
Macros 101: why they matter and how to calculate your ratio
Before you pick a tracker, you need a target. A practical guide to what macronutrients do, why ratios matter more than calories alone, and how to set yours.
Protein tracking has a portion problem — and three apps are starting to fix it
New techniques for grounding portion estimates against weight references are changing what 'accurate' means.
Mixed plates: why composite meals still trip most AI trackers
We benchmarked 1,200 multi-component plates. The gap between leaders and laggards widens fast once your meal has more than four ingredients.
The 2024 → 2026 accuracy curve, charted
Identification accuracy across the top 10 has improved 31 percentage points in two years. Portion accuracy has improved less than half as much.
Macros got easy. Micros are the next frontier.
Why the apps that 'win' on calories often miss completely on iron, B12, and omega-3 intake.
Voice logging is quietly catching up to photos
Two of the top five apps now log faster from a 4-second voice memo than from a photo. The accuracy gap is closing.