Best Calorie Deficit Diet App

250+ iOS apps curated and reviewed

4.8 avg rating
19 free apps
Updated October 2026

If you already know Formula - weight loss diet app, this is the deeper bench. 250+ calorie deficit diet app for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Calorie Deficit Diet App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Formula - weight loss diet appFormula - weight loss diet appFree4.5★ (35K)NoYesOct 2026
2Calorie Deficit CalculatorCalorie Deficit CalculatorFree4.7★ (3.7K)NoYesOct 2026
3Lose It! – Calorie CounterLose It! – Calorie CounterFree4.8★ (780K)YesYesOct 2026
4MyFitnessPal: Calorie CounterMyFitnessPal: Calorie CounterFree4.7★ (2.4M)YesYesOct 2026
5Deficit: Calorie CounterDeficit: Calorie CounterFree5.0★ (4)NoNoSep 2026
6FlexiFact: Calorie Deficit AppFlexiFact: Calorie Deficit AppFree—YesYesMay 2026
7CutWatch: Calorie DeficitCutWatch: Calorie Deficit$0.99—NoNoOct 2026
8Ignyx - Calorie DeficitIgnyx - Calorie DeficitFree—NoNoAug 2026

Top Picks for Calorie Deficit Diet App

4.5😐(35K ratings)
FreeIn-App Purchases
Formula - weight loss diet app screenshot 1
Formula - weight loss diet app screenshot 2
Formula - weight loss diet app screenshot 3
Formula - weight loss diet app screenshot 4
Formula - weight loss diet app screenshot 5

This app guides you through various specialized diets like Carnivore, Mediterranean, Anti-Inflammatory, and Cortisol Detox. It offers recipe libraries, meal tracking via voice or barcode, and expert support to help you achieve your health goals.

What We Love

  • 💰 Cost-effective
  • 🚀 Easy to use
  • 📊 Helpful tracking features
  • 🍔 Useful recipes and meal ideas
  • 👍 Customized plans
  • 🤖 Automated logging and calculations

Room to Improve

  • 🐛 Buggy and glitchy
  • 💰 Overpriced
  • 🤔 Lack of personalization
  • 🔍 Limited food database
  • 📉 Ineffective for weight loss
  • 🔒 Difficult to cancel subscription
Calorie Deficit Calculator#2

Calorie Deficit Calculator by Starry Web Ltd

Oatsy Macro Tracker Diet Coach
Strong Contender
💪 Health & Fitness
4.7😐(3.7K ratings)
FreeIn-App Purchases
Calorie Deficit Calculator screenshot 1
Calorie Deficit Calculator screenshot 2
Calorie Deficit Calculator screenshot 3
Calorie Deficit Calculator screenshot 4
Calorie Deficit Calculator screenshot 5
Calorie Deficit Calculator screenshot 6

This app helps you achieve your health and nutrition goals by tracking your food intake, water consumption, and exercise. It offers a comprehensive nutrition database, custom diet plans, and AI-powered food scanning to make logging easier.

What We Love

  • 🚀 Simple and easy to use
  • 👍 Helpful for tracking calories and macros
  • 🚀 Efficient barcode scanning
  • 👍 Integrates with Apple Health
  • 🚀 Comprehensive food database
  • 👍 Tracks water intake and exercise

Room to Improve

  • 🐛 Bugs and glitches with the app
  • 🔍 Limited food options, especially for cultural dishes
  • 🔍 Inaccurate macro calculations
  • 🔍 Difficult to add custom portions and recipes
  • 🔍 Overlapping UI elements on newer iPhones
  • 🔒 Too many features locked behind paywall
Lose It! – Calorie Counter#3

Lose It! – Calorie Counter by FitNow

Food Tracker for Weight Loss
Worth Considering
💪 Health & Fitness
4.8😊(780K ratings)
FreeAdsIn-App Purchases
#22in Health & Fitness
Lose It! – Calorie Counter screenshot 1
Lose It! – Calorie Counter screenshot 2
Lose It! – Calorie Counter screenshot 3
Lose It! – Calorie Counter screenshot 4
Lose It! – Calorie Counter screenshot 5
Lose It! – Calorie Counter screenshot 6

This app helps users achieve their weight loss goals by tracking calorie intake, nutrition, and exercise. It offers features like AI-powered meal logging, barcode scanning, and personalized diet plans to simplify the journey to a healthier lifestyle.

What We Love

  • 👍 Easy to use
  • 🚀 Comprehensive food database
  • 💡 Helpful for weight loss
  • 🚀 Syncs with fitness trackers
  • 👍 Customizable goals and tracking
  • 👍 Motivating progress tracking

Room to Improve

  • 🐛 Inaccurate calorie/nutrition data
  • 💰 Paywall for basic features
  • 📢 Intrusive ads and upselling
  • 🐛 Buggy performance issues
  • 🔒 Privacy concerns with data sharing

More Calorie Deficit Diet App apps to explore

FAQ about Calorie Deficit Diet App

What is the best calorie deficit diet app for iPhone?
Formula - weight loss diet app tops our calorie deficit diet app ranking as of October 2026, with a 4.5-star average from 35K App Store ratings, and it's free to download.
Yes — 19 of the top calorie deficit diet app we rank are free to download, including Formula - weight loss diet app and Calorie Deficit Calculator.
Formula - weight loss diet app has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ calorie deficit diet app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.