Comparison

Constance vs NIA

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

Head to head
About

Constance

This AI-powered coach helps you achieve your health and fitness goals with personalized calorie and macro tracking. It adapts to your lifestyle, offering flexible plans and support to maintain consistency without guilt. Features include workout planning, recipe sharing, and community interaction.

Highlights
  • AI-powered calorie and macro tracking
  • Flexible meal logging (AI, photo, voice, scan)
  • Adaptive daily targets
  • Personalized training plans and exercise library
  • Recipe creation and sharing
  • Community support and friend interaction
  • Apple Health integration
Features
Read full description

Constance is your AI-powered nutrition and fitness coach. Reach your goals without overthinking them, and without giving everything up after one slip. REACH YOUR GOALS - Calories and macros (protein, carbs, fat) calculated from your profile and your goal: lose weight, build muscle or maintain. - Log a meal in seconds: describe it to the AI, photograph it, dictate it, or scan a barcode. - One clear daily target, updated in real time. A COACH THAT FITS REAL LIFE Ate too much, gave in to fast food, skipped a session, gained weight? Don't panic. Constance looks at what happened, offers an alternative and rebalances your plan to keep you on track. No more guilt. YOUR TRAINING PLAN - Structured sessions laid out in a simple calendar. - Plan, add and tick off your workouts. - An illustrated exercise library so you never have to guess a movement. - Track your consistency month after month. RECIPES, YOURS AND THEIRS - Create your own recipes and see their calories and macros at a glance. - Discover other people's and copy them into your book: the original author always stays credited. A COMMUNITY THAT KEEPS YOU GOING - Share your meals and workouts, cheer your friends on, get inspired by the World feed and the weekly Top. - Follow people who look like you: Constance suggests profiles with a build and goals close to yours. - Private messaging between friends: chat, send a photo, a workout or a recipe in one tap. - Reporting, blocking and moderation everywhere: here, you make progress safely. CONNECTED TO APPLE HEALTH - Today's steps appear right above your calories. - Workouts recorded in the Fitness app or on your smartwatch are added to your plan automatically and counted in the calories you burn. - Read-only, and you switch it on whenever you want from Privacy. WATCH YOUR PROGRESS - Weight trend, before/after photos, consistency calendar. - Smart summaries that show you what actually works for you. WHY CONSTANCE? Because consistency beats perfection. We help you keep going over the long run, with intelligence and kindness. SUBSCRIPTIONS Constance is free to use. AI features and advanced insights are included in an auto-renewing subscription, monthly or yearly, whose price is shown in the app before any purchase, in your currency. Payment is charged to your Apple Account at confirmation. The subscription renews automatically unless canceled at least 24 hours before the end of the current period; you can manage it and turn off renewal at any time in your Apple Account settings. --- Privacy Policy: https://constance.cloud/confidentialite-en.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

NIA

This app uses AI to analyze your meals, track your nutritional intake, and monitor your progress towards your goals. It offers personalized recommendations and features for weight and food history tracking.

Highlights
  • AI meal analysis
  • Calorie and macronutrient tracking
  • Food scanning
  • Weight and progress monitoring
  • Nutritional goal setting
  • Personalized recommendations
Features
Read full description

NIA, ton coach nutrition intelligent Prends ta nutrition en main sans te prendre la tête : prends ton repas en photo, scanne un code-barres ou écris ce que tu as mangé. NIA estime tes calories et tes macros en quelques secondes. SUIVI RAPIDE - Analyser tes repas avec l'intelligence artificielle (photo ou texte) - Scanner rapidement les codes-barres de tes aliments - Suivre tes calories, protéines, glucides et lipides au quotidien - Garder ton historique et visualiser ta progression TES OBJECTIFS - Définir tes objectifs nutritionnels et les suivre jour après jour - Suivre ton poids et ta progression - Rappels de repas et série pour garder le rythme NOUVEAU : BUDGET > REPAS (Premium) Indique ton budget et ton nombre de repas : NIA te propose un planning pour la semaine, des recettes détaillées avec leurs valeurs nutritionnelles et une liste de courses. Le planning tient compte de tes allergies, de ton régime et de tes préférences. Les prix sont des estimations. COACH IA : ASSISTANT REPAS (Premium) Un coach qui t'aide à composer tes repas et à rester dans tes objectifs. GRATUIT OU PREMIUM - Gratuit : suivi par texte, scan de codes-barres (7 par jour) et ton premier scan photo offert - Premium : scans photo, Coach IA et planificateur Budget > Repas - Abonnement : 9,99 €/mois ou 59,99 €/an, avec 7 jours d'essai gratuit Le paiement est débité sur ton compte Apple à la confirmation de l'achat. L'abonnement se renouvelle automatiquement, sauf annulation au moins 24 h avant la fin de la période en cours. L'essai gratuit se transforme en abonnement payant à la fin des 7 jours, sauf annulation avant. Tu peux gérer ou annuler ton abonnement à tout moment dans les réglages de ton compte Apple. ATTENTION : NIA est un outil de suivi et d'information, pas un dispositif médical. Les valeurs nutritionnelles et les prix sont des estimations : vérifie toujours les étiquettes des produits, surtout en cas d'allergie. Demande conseil à un professionnel de santé avant de modifier ton alimentation de façon importante. Politique de confidentialité : https://nutrition-pulse-43.emergent.host/api/privacy Conditions d'utilisation : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Constance4 screens
NIA4 screens

Verdict

The call

The clearest difference is ads: Constance at none against NIA's shown. NIA's advantage is update cadence (every 3 days vs every 5 days). On price, review sentiment, in-app purchases and monetization model 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. Constance sells 2 in-app purchases, starting at $1.99 per month and NIA sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Constance ships an update every 5 days, NIA every 3 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 6 level
Constance versus NIA: the parameters behind the verdict, then further details
ParameterConstanceNIA
PriceFreeFree
Positive reviews100.0% of reviews100.0% of reviews
Update frequencyEvery 5 daysEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.4
Further details — not scored
Size18 MB70 MB
Age rating4+4+
DeveloperHedi Minvielle-debatAMIR BACHIRE CHELLOUG

Customer experience

Constance

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

NIA

Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Constance

Subscriptions2
  • Constance Essential$1.991 Month
  • Constance AI$2.991 Month
2 purchases

NIA

Subscriptions2
  • NIA Premium7 Days trial$8.991 Month
  • NIA Premium7 Days trial$49.991 Year

Questions

Is Constance free?
Constance is free to download, with in-app purchases available.
Is NIA free?
NIA is free to download, with in-app purchases available.
Do Constance or NIA have ads?
NIA shows ads; Constance does not.
Which is updated more often, Constance or NIA?
Constance ships an update every 5 days, and NIA every 3 days. Most recently, Constance was updated on November 5, 2026 and NIA on October 31, 2026.

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