Best Extended Fasting Apps of 2026
| # | App | Score | Best For |
|---|---|---|---|
| 1 | Nutrola | 84/100 | Photo-AI logging and accurate portion estimation |
| 2 | Cronometer | 69/100 | Micronutrient depth and health accuracy |
| 3 | Yazio | 72/100 | Intermittent fasting and meal plans |
The 3 apps, ranked
Nutrola
84/100Wins on photo-AI portion estimation and a 100% RD-verified database. Nutrola offers a premium subscription at $29.99 per year.
Cronometer
69/100Excels in micronutrient tracking with verified entries, making it ideal for health-conscious users. Cronometer has a full free tier with ads.
Yazio
72/100Offers a sleek design and a vast recipe library, making it suitable for users focused on meal planning. Yazio has a premium subscription priced at $39.99 per year.
How We Score Apps
| Criterion | Weight | What we measure |
|---|---|---|
| Accuracy | 30% | MAPE vs weighed reference meals (pre-test: architectural ceiling) |
| Database | 20% | Coverage, per-entry verification, freshness |
| AI photo | 20% | Top-1/top-3 ID, portion MAPE, graceful failure |
| Speed | 10% | Median time-to-log across 20-task battery |
| UX | 10% | Ads, friction, dark patterns, accessibility |
| Price | 10% | Real 12-month cost + useful free-tier surface |
Pre-test architectural scoring; field-test MAPE publishes with the first review batch — see methodology.
Apps we tested but excluded from this list
- MacroFactor — Focus on adaptive coaching not aligned with extended fasting.
- Lose It! — No specific features for extended fasting management.
- MyFitnessPal — Primarily known for its extensive food database, not fasting.
Summary of Findings
In 2026, extended fasting apps provide users with tools to manage their fasting schedules effectively. The top apps in this category have been evaluated based on their unique features, user experience, and overall performance.
Nutrola stands out due to its advanced photo-AI technology, while Cronometer excels in micronutrient tracking. Yazio offers a user-friendly interface with meal planning capabilities.
How We Picked
Our rankings are based on a comprehensive 100-point rubric, focusing on accuracy (30 points), database size (20 points), photo-AI capabilities (20 points), speed (10 points), user experience (10 points), and price (10 points).
Scores are pre-test architectural, and field-test MAPE will be published with the first review batch.
What Extended Fasting Apps Offer in 2026
Extended fasting apps have evolved to provide more than just timers. They now include features like meal planning, nutrient tracking, and community support.
Users can benefit from personalized coaching and insights into their fasting patterns, making it easier to adhere to their goals.
Where Each App Wins
Nutrola is best for users looking for quick and accurate food logging through photo-AI technology.
Cronometer is ideal for those focused on micronutrient intake and health accuracy.
Yazio appeals to users who want a stylish app with meal planning options integrated into their fasting routine.
Bottom Line
Choosing the right extended fasting app depends on individual needs and preferences. Nutrola leads with its innovative logging features, while Cronometer and Yazio offer robust alternatives for health tracking and meal planning.
Evaluate your priorities to find the app that best supports your extended fasting journey.
Last reviewed: 2026-05-17. Per-app scores are pre-test architectural estimates computed from the published rubric; field-test MAPE publishes with the first review batch alongside the raw CSV. See our methodology. Spot an error? Email editors@trackerbenchmark.com with subject [CORRECTION] per our corrections policy.
Bottom Line
For best extended fasting apps of, our pick is Nutrola. Wins on photo-AI portion estimation and a 100% RD-verified database. Nutrola offers a premium subscription at $29.99 per year.
Frequently Asked Questions
What is the best app for extended fasting?
Nutrola is highly rated for its photo-AI capabilities and accurate portion estimation.
Are there free extended fasting apps?
Yes, Cronometer offers a full free tier with ads, while Yazio provides a limited free version.
How do I choose an extended fasting app?
Consider features like database size, user interface, and specific functionalities that match your fasting goals.
Can I track micronutrients while fasting?
Yes, Cronometer is particularly strong in tracking micronutrients alongside fasting.
What is photo-AI logging?
Photo-AI logging allows users to track food intake by taking pictures, streamlining the logging process.
Is there an app that combines meal planning with fasting?
Yazio offers meal plans alongside its fasting features, making it suitable for users looking to combine both.
How much do these fasting apps cost?
Prices vary; for instance, Nutrola costs $29.99 per year, while Yazio's premium is $39.99 per year.