Calthy vs Weight Loss Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calthy
Effortlessly track your calorie and nutrient intake with AI. Simply snap a photo of your meal or use voice input to get instant nutritional breakdowns. Set personalized goals and monitor your progress over time.
- AI Photo Recognition for food identification
- Voice input for logging meals
- Personalized daily and weekly goals
- Macronutrient tracking (protein, carbs, fats)
- Multi-language support
- Cloud sync across devices
- Privacy-focused sign-in options
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Calthy is your AI-powered nutrition assistant that turns calorie tracking into a few taps. KEY FEATURES • AI Photo Recognition Snap a picture of your meal — Calthy identifies the food and calculates calories, protein, carbs, and fats automatically. • Voice Input Just say what you ate ("oatmeal with banana and honey") and let AI parse it into nutrition data. • Daily & Weekly Goals Set personalized targets based on your weight, height, age, and activity level. Track progress across days, weeks, and months. • Macro Tracking Monitor protein, carbohydrates, and fats with simple visual breakdowns. • Multi-Language Use Calthy in English, German, Spanish, French, Italian, Russian, Serbian, or Chinese. • Cloud Sync Your data is securely backed up across all your devices. • Privacy First Sign in with Apple or Google. Your data stays yours. PERFECT FOR — Anyone wanting to lose, maintain, or gain weight — People building healthy eating habits — Athletes tracking macronutrients — Beginners who dislike manual food logging CALTHY PRO Unlock unlimited AI photo recognition and advanced features: • Monthly: $6.99 • Yearly: $29.99 (save 65%) Cancel anytime. Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. Privacy Policy: https://calthy-app.com/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Weight Loss Tracker
This app provides a straightforward way to log your weight and visualize your progress without judgment. It automatically calculates BMI and syncs with Apple Health, offering a privacy-first approach to tracking your health journey.
- Weight logging and trend visualization
- Automatic BMI calculation
- Two-way Apple Health sync
- Privacy-first design with no account needed
- Data export to JSON
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A weight tracker that doesn't judge you. No calorie counting. No shame. Just a clean weight log and a clear picture of where you're headed. Track your weight, see your trend Log your weight in seconds and watch your progress chart update in real time. Scaler smooths out daily fluctuations — water retention, sodium, timing — so your weight trend stays accurate instead of jumping around with every entry. Whether you're using it as a weight loss tracker, a weight gain tracker, or just a daily check-in, Scaler adapts to your goal. BMI, at a glance Built-in BMI calculator shows where you stand on the scale, updated automatically as you log. No separate app needed. Syncs with Apple Health Full two-way sync with Apple Health — log a weigh-in on your smart scale or Health app and it shows up in Scaler automatically. Your weight history stays in one place, under your control. Privacy-first weight tracking No account. No login. No ads. No data sold. Export your full weight history as JSON anytime, completely free — your data belongs to you, not to us. Simple weight tracker. Real BMI tracking. Zero judgment. Terms of service: https://getscaler.app/terms Privacy policy: https://getscaler.app/privacy
Screenshots
Verdict
The clearest difference is iOS requirement: Calthy at 15.0 against Weight Loss Tracker's 18.0. On price, rating, ratings volume and update cadence 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. Calthy sells 3 in-app purchases, starting at $6.99 per month and Weight Loss Tracker sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Calthy against 5.0 for Weight Loss Tracker. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.
| Parameter | Calthy | Weight Loss Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 5 days | Every 5 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 72 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Aleksei Demin | Plainzer |
Customer experience
Calthy
Weight Loss Tracker
In-app purchases
Calthy
- Calthy Pro Monthly$6.991 Month
- Calthy Pro Monthly1 Month trial2 variants$6.991 Month
- Calthy Pro Yearly$29.991 Year
Weight Loss Tracker
- Weight Tracker Pro Monthly$1.991 Month
- Weight Tracker Pro Monthly$2.991 Month
- Weight Tracker Pro Yearly7 Days trial$11.991 Year
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- Weight Tracker Pro Yearly7 Days trial$19.991 Year
- Weight Tracker Pro Lifetime$39.99









