Fizik AI vs Selfie Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fizik AI
This app uses AI to analyze your physique from a single photo, providing detailed insights into body fat, muscle definition, symmetry, and posture. It offers personalized progress tracking with charts, before-and-after comparisons, and goal-oriented nutrition targets.
- AI physique analysis from photos
- Body fat percentage range estimation
- Muscle definition by group
- Symmetry, posture, and vascularity scores
- Personalized progress notes
- Before & after photo comparisons
- Goal-oriented nutrition targets
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Fizik AI — AI Fitness Analysis Your mirror lies. Your AI doesn't. Fizik AI analyzes your physique from a single progress photo - estimating the kind of data that used to cost hundreds at a lab. Body fat range, muscle definition by group, symmetry, posture, vascularity. All in seconds. AI Check-In Results Include: • Overall physique score (0–100) • Body fat percentage range • Muscle ratings: chest, arms, shoulders, abs, back & legs • Symmetry, posture, vascularity & leanness scores • Written progress notes personalized to you Built to Show You What's Actually Changing: • Before & after photo comparisons • Progress charts across 6 key metrics • Full photo timeline of your journey • Weekly, monthly, 3-month & custom date ranges Made For Your Goals: • Smart onboarding sets your daily calorie & protein targets • Supports fat loss, muscle gain, recomposition & maintenance • Tracks fitness and nutrition consistency over time Your Privacy Is Non-Negotiable: • Photos stored only on your device • Images sent securely for analysis, then immediately discarded • No social features. No sharing. Just you and your data. Subscribe for AI check-ins, full progress history, and detailed comparisons. ---By using Fizik AI, you agree to Apple's Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Google Privacy Policy: https://policies.google.com/privacy
Selfie Tracker
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See your progress clearly, one photo at a time. Selfie Tracker is a private, iPhone-first journal for consistent progress photos, measurements, and milestones. Use pose guides to recreate shots, compare dates side by side, and follow weight and consistency trends without clutter. CAPTURE CONSISTENTLY • Take guided progress selfies from repeatable angles • Use an overlay to line up each new photo • Keep a calm visual timeline of your check-ins NOTICE THE CHANGES • Compare two dates side by side • Track weight, consistency, goals, and milestones • Optionally prefill weight from Apple Health • Review weekly progress and create a progress video with Premium PRIVATE BY DESIGN • No public profiles • Protect saved photos with the app lock • Keep your data on your device or choose private cloud backup • Export a personal backup when you want one Selfie Tracker is free to start. An optional Premium subscription unlocks deeper goal insights, weekly reports, progress video, and additional color palettes. Any purchase is shown and managed through Apple. Selfie Tracker is a personal tracking tool and does not provide medical advice. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Selfie Tracker at 16.4 against Fizik AI's 18.0. On price, ads, 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
Both are free to download. Fizik AI sells 2 in-app purchases, starting at $4.99 per month and Selfie Tracker sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Fizik AI | Selfie Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Daily | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 11 MB | 51 MB |
| Age rating | 12+ | 12+ |
| Developer | Abhishek Sinha | Nikolaj Kiil |
In-app purchases
Fizik AI
- Monthly Premium7 Days trial$4.991 Month
- Yearly Premium7 Days trial$49.991 Year
Selfie Tracker
- Monthly Premium$5.991 Month
- Yearly Premium$49.991 Year









