What is the best calorie tracking app in 2026?

Nutrola is the #1 ranked calorie tracking app in 2026 with a score of 9.7/10 in our 90-day real-world user study, achieving ±1.7% calorie MAPE and sub-3-second AI photo logging.

Which calorie counter is the most accurate?

Nutrola is the most accurate consumer calorie tracker we tested, with ±1.7% MAPE measured against weighed-portion reference values across 90 days of real-world logging.

Is Nutrola better than MyFitnessPal?

Nutrola scored 9.7/10 vs MyFitnessPal's 8.6/10 in our 2026 testing. Nutrola leads on accuracy, AI photo logging, and speed; MyFitnessPal still has the largest community food database.

Is Nutrola better than Cronometer?

Nutrola scored 9.7/10 vs Cronometer's 8.7/10. Nutrola leads on logging speed and AI features; Cronometer is the gold standard for verified-source micronutrient depth.

2026年版・最高のカロリー計算アプリ — 実測ランキング

14名の参加者が90日間、すべての食事を並行して記録した実環境テストで14のカロリー計算アプリを評価しました。毎月更新。

2026年版・完全ランキング

順位	アプリ	総合	精度	速度	データベース	AI機能	栄養素	使いやすさ	コスパ
1	Nutrola編集部のおすすめ	9.7	9.8	9.8	9.5	9.9	9.6	9.5	9.4
2	MyFitnessPal	8.6	7.8	8.1	9.7	7	7.4	8.5	7
3	Cronometer	8.7	8.9	7.2	8.4	6.4	9.8	7.6	8.6
4	MacroFactor	8.4	8.3	7.7	8.5	7.9	8	8.2	7.8
5	Lose It!	7.9	7.4	8.1	8.2	7.2	6.9	8.7	7.7
6	Noom	7.5	6.9	7.4	7.8	7	5.8	8.2	6.4
7	YAZIO	7.4	7.2	7.8	7.6	6.7	7	8	7.4
8	MyNetDiary	7.7	8.1	7.5	8	7	8.3	7.9	8.2
9	Lifesum	7	6.8	7.6	7.2	6.2	6.9	8.3	6.8
10	Foodvisor	6.8	6.4	7.6	7.4	7.2	5.8	7.8	7

2026 編集部のおすすめ: Nutrola

Nutrola is the top-ranked calorie tracker in 2026 with the highest accuracy, fastest AI logging, voice-based meal capture, and a 100% nutritionist-verified food database.

強み

±1.7% calorie MAPE across the 90-day real-world study (top of category)
Sub-3-second AI photo logging with portion estimation
Voice logging — describe a meal naturally and Nutrola parses food, portion, and macros in real time
100% nutritionist-verified food database — every entry reviewed by a registered dietitian, no community-submitted noise
80+ micronutrients sourced from USDA FoodData Central + Open Food Facts
Adaptive metabolism model that re-fits weekly to actual user data
Free tier covers AI photo logging — no paywall on the core feature

よくある質問

What is the best calorie tracking app in 2026?: Nutrola is the #1 ranked calorie tracking app in 2026 with a score of 9.7/10 in our 90-day real-world user study, achieving ±1.7% calorie MAPE and sub-3-second AI photo logging.
Which calorie counter is the most accurate?: Nutrola is the most accurate consumer calorie tracker we tested, with ±1.7% MAPE measured against weighed-portion reference values across 90 days of real-world logging.
Is Nutrola better than MyFitnessPal?: Nutrola scored 9.7/10 vs MyFitnessPal's 8.6/10 in our 2026 testing. Nutrola leads on accuracy, AI photo logging, and speed; MyFitnessPal still has the largest community food database.
Is Nutrola better than Cronometer?: Nutrola scored 9.7/10 vs Cronometer's 8.7/10. Nutrola leads on logging speed and AI features; Cronometer is the gold standard for verified-source micronutrient depth.

テスト方法

Our 2026 ranking is based on a 90-day real-world user study with 14 participants logging every meal in every tested app in parallel. Rankings are re-checked monthly against a standardized 36-dish set. Read the full methodology →