Comparison

DietDiary AI vs NutriSimple

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DietDiary AI

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Just snap a photo! AI calculates calories for you Take a photo of your meal and AI automatically recognizes the food, calculating calories and nutrients. No more searching and manually entering every food item. Key Features AI Food Recognition Snap a photo or choose from your gallery - AI identifies your food and analyzes calories, carbs, protein, fat, plus vitamins and minerals. Easy Text Logging Simply type "Lunch: grilled chicken sandwich, side salad" and AI analyzes it for you. Visual Statistics Track your daily/weekly/monthly calorie intake, nutrient ratios, and weight changes with intuitive charts. AI Nutrition Advice Get personalized health advice based on your eating habits: - Nutritional analysis - Diet advice - Health tips - Meal suggestions - Ask your own questions Weight Tracking Log your daily weight and monitor your progress over time. Food Diary Record your thoughts and feelings alongside your meals. Personalized Settings Enter your age, height, weight, and activity level to get automatic recommended calorie calculations. Data Backup Safely backup and restore your precious records. 11 Languages Supported English, Korean, Japanese, Chinese (Simplified/Traditional), Spanish, French, German, Italian, Portuguese, Arabic

About

NutriSimple

Features
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NutriSimple is the calorie tracking app designed for people who want results without the complexity. Most nutrition apps overwhelm you with features you'll never use. nutrisimple strips away the noise and gives you exactly what you need: a clean, intuitive way to log your meals, track your calories, and stay on top of your health goals. WHY NUTRISIMPLE? We believe that tracking what you eat should feel effortless - not like a chore. Whether you're trying to lose weight, maintain a balanced diet, or simply become more mindful about your food choices, nutrisimple helps you build lasting habits with zero friction. KEY FEATURES - Simple Daily Dashboard - See your calorie intake at a glance with a beautiful progress ring - Quick Food Logging - Add meals in seconds with our streamlined entry flow - Meal History - Review your breakfast, lunch, and dinner with timestamps and totals - Progress Tracking - Visual charts show your weekly trends and consistency - Custom Calorie Goals - Set your target and watch your progress in real-time - Clean, Minimal Design - No ads, no clutter, no distractions. Just you and your goals. WHO IS IT FOR? - People starting their health journey who want something simple - Anyone tired of overly complicated nutrition apps - Those who want to build mindful eating habits - Users who value clean design and intuitive UX START SIMPLE, STAY CONSISTENT Small steps lead to big changes. With nutrisimple, tracking your calories becomes a natural part of your day - not another item on your to-do list. Download nutrisimple today and take the first step toward a healthier you.

Screenshots

DietDiary AI4 screens
NutriSimple4 screens

Verdict

The call

The clearest difference is ads: NutriSimple at none against DietDiary AI's shown. NutriSimple also leads on iOS requirement (13 vs 15.1). DietDiary AI's advantage is update cadence (every 4 days vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

DietDiary AI ships an update every 4 days, NutriSimple every 4 months. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 3 level
DietDiary AI versus NutriSimple: the parameters behind the verdict, then further details
ParameterDietDiary AINutriSimple
PriceFreeFree
Update frequencyEvery 4 days — betterEvery 4 months
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.113 — better
Further details — not scored
Size33 MB27 MB
Age rating12+4+
DeveloperGivenNowBee Hive Network Information Technology Limited

In-app purchases

None

DietDiary AI

No in-app purchases

None

NutriSimple

No in-app purchases

Questions

Is DietDiary AI free?
DietDiary AI is free to download, with no in-app purchases.
Is NutriSimple free?
NutriSimple is free to download, with no in-app purchases.
Do DietDiary AI or NutriSimple have ads?
DietDiary AI shows ads; NutriSimple does not.
Which is updated more often, DietDiary AI or NutriSimple?
DietDiary AI ships an update every 4 days, and NutriSimple every 4 months. Most recently, DietDiary AI was updated on October 8, 2026 and NutriSimple on October 16, 2026.

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