Calorie Tracker Guide · 2026-11-14
Verdict
Senza: Keto & Fasting prices as Free. Weight Diary prices as $7.99. Senza: Keto & Fasting is marked for Barcode scanner, Macro tracking, Workout tracking. Weight Diary is not. Editorial scores are 5.2 for Senza: Keto & Fasting and 5.7 for Weight Diary, on a 10-point scale. That score is not the store rating.
Price
Senza: Keto & Fasting: Free.
Weight Diary: $7.99.
Features that differ
Barcode scanner: only Senza: Keto & Fasting is marked available.
Macro tracking: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Workout tracking: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Fasting: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Fit
Senza: Keto & Fasting has no best-fit line.
Weight Diary has no best-fit line.
Where the scores differ
Feature depth: Senza: Keto & Fasting 2.3, Weight Diary 1.1. Senza: Keto & Fasting: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Weight Diary: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
User feedback: Senza: Keto & Fasting 9, Weight Diary 10. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. Weight Diary: Bayesian rating 4.84 (iOS 4.88x2642 + Play 0.00x0, prior 4.3x200) + review stars sentiment +0.75 over 20 reviews.
Maintenance: Senza: Keto & Fasting 1.7, Weight Diary 7. Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%). Weight Diary: Last release 9 days ago (half-life 90d, 70%) + median 145 days between releases (30%).
Traction: Senza: Keto & Fasting 6.8, Weight Diary 5.7. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10. Weight Diary: log10 of 2642 total ratings (iOS+Play), 1M ratings = 10.
Who should pick which
Choose Senza: Keto & Fasting if you need Barcode scanner and Macro tracking.