Calorie Tracker Guide · 2026-11-14
Verdict
Senza: Keto & Fasting prices as Free. Welmi - Calorie Counter & Diet prices as Free · 10 in-app purchase option(s). Senza: Keto & Fasting is marked for Workout tracking. Welmi - Calorie Counter & Diet is not. Welmi - Calorie Counter & Diet is marked for Photo logging, Audio logging, Water tracking. Senza: Keto & Fasting is not. Editorial scores are 5.2 for Senza: Keto & Fasting and 7 for Welmi - Calorie Counter & Diet, on a 10-point scale. That score is not the store rating.
Price
Senza: Keto & Fasting: Free.
Welmi - Calorie Counter & Diet: Free · 10 in-app purchase option(s).
Monthly figure: Senza: Keto & Fasting unknown, Welmi - Calorie Counter & Diet $19.99.
Yearly figure: Senza: Keto & Fasting unknown, Welmi - Calorie Counter & Diet $59.99.
Features that differ
Photo logging: only Welmi - Calorie Counter & Diet is marked available. Mentioned in the App Store description.
Audio logging: only Welmi - Calorie Counter & Diet is marked available. Mentioned in the App Store description.
Water tracking: only Welmi - Calorie Counter & Diet is marked available. Mentioned in the App Store description.
Workout tracking: only Senza: Keto & Fasting is marked available. Mentioned in the App Store description.
Fit
Senza: Keto & Fasting has no best-fit line.
Welmi - Calorie Counter & Diet has no best-fit line.
Where the scores differ
Pricing value: Senza: Keto & Fasting 10, Welmi - Calorie Counter & Diet 6. Senza: Keto & Fasting: 10 - annualised price $0.00/15 (+0.5 if free trial). Welmi - Calorie Counter & Diet: 10 - annualised price $59.99/15 (+0.5 if free trial).
Ease of use: Senza: Keto & Fasting 5, Welmi - Calorie Counter & Diet 7.8. Senza: Keto & Fasting: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode). Welmi - Calorie Counter & Diet: 5 + 5 x best quality of fast-logging features (AI image/text/audio, barcode).
Feature depth: Senza: Keto & Fasting 2.3, Welmi - Calorie Counter & Diet 3.8. Senza: Keto & Fasting: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10. Welmi - Calorie Counter & Diet: Quality-weighted share of tracked features available (excellent 1.0 .. poor 0.2), x1.6, capped at 10.
Beginner friendliness: Senza: Keto & Fasting 7, Welmi - Calorie Counter & Diet 8.6. Senza: Keto & Fasting: 60% easeOfUse + 40% beginner skill-level fit. Welmi - Calorie Counter & Diet: 60% easeOfUse + 40% beginner skill-level fit.
User feedback: Senza: Keto & Fasting 9, Welmi - Calorie Counter & Diet 9.6. Senza: Keto & Fasting: Bayesian rating 4.72 (iOS 4.78x10816 + Play 4.44x1907, prior 4.3x200) + review stars sentiment +0.45 over 20 reviews. Welmi - Calorie Counter & Diet: Bayesian rating 4.78 (iOS 4.77x20623 + Play 4.79x184192, prior 4.3x200) + review stars sentiment +0.75 over 20 reviews.
Maintenance: Senza: Keto & Fasting 1.7, Welmi - Calorie Counter & Diet 8.8. Senza: Keto & Fasting: Last release 332 days ago (half-life 90d, 70%) + median 47 days between releases (30%). Welmi - Calorie Counter & Diet: Last release 13 days ago (half-life 90d, 70%) + median 6 days between releases (30%).
Traction: Senza: Keto & Fasting 6.8, Welmi - Calorie Counter & Diet 8.9. Senza: Keto & Fasting: log10 of 12723 total ratings (iOS+Play), 1M ratings = 10. Welmi - Calorie Counter & Diet: log10 of 204815 total ratings (iOS+Play), 1M ratings = 10.
Coachability: Senza: Keto & Fasting 0, Welmi - Calorie Counter & Diet 5.5. Senza: Keto & Fasting: Best quality of aiCoach / coachConnection features. Welmi - Calorie Counter & Diet: Best quality of aiCoach / coachConnection features.
Who should pick which
Choose Senza: Keto & Fasting if you need Workout tracking. Choose Welmi - Calorie Counter & Diet if you need Photo logging and Audio logging.