Anvil vs Bars
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Anvil
Estimate your testosterone levels and track daily habits that influence them. Scan food for harmful ingredients, perform body scans for fat estimates, and upload bloodwork for calibration. This tool offers personalized insights based on scientific research to help optimize men's health.
- Lifestyle quiz for T estimates
- Daily habit tracking
- Food and barcode scanning
- Body fat estimation
- Bloodwork upload for calibration
- Personalized men's health advice
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YOUR TESTOSTERONE, ESTIMATED DAILY 1. Take a quick lifestyle quiz 2. Get your free testosterone and body fat estimates 3. Track daily habits that boost your testosterone Anvil estimates your testosterone based on the lifestyle factors that actually move it — sleep, exercise, nutrition, body composition, stress, supplements, substances, and more — all grounded in 1,000+ published studies. SCAN ANYTHING Scan food for seed oils and harmful ingredients. Scan barcodes and product labels for hidden chemicals. Take a body scan to estimate body fat. Upload bloodwork to calibrate your estimate with real lab data. ASK ANVIL Your personal men's health advisor — powered by your real data, backed by real research. Anvil is a lifestyle optimization tool, not a medical device. Estimates are based on published research and are not a substitute for blood tests. Always consult a healthcare provider for medical decisions. Questions? support@anvilhealth.app *Anvil requires a subscription for full access. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.anvilhealth.app/privacy
Bars
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Track your eating and fasting windows on a visual timeline. See your days at a glance, spot patterns, and build better habits. No accounts, no servers, no nonsense. SIMPLE BY DESIGN Most fasting apps bury you in calorie counts, meal logs, streak guilt, premium plans and articles. Bars does one thing well: it shows when you eat and when you don't. Tap to start, tap to stop. That's it. YOUR DATA STAYS YOURS No accounts. No servers. No tracking. No data collection. Everything syncs through your private iCloud. Only you can see it. 100% free. No paywalls. No subscription. No hidden costs. SEE THE FULL PICTURE Connect Apple HealthKit to overlay sleep and workouts on your daily timeline. See how your eating window lines up with recovery, training, and rest without switching between apps. BUILT FOR Biohackers, intermittent fasters, health conscious professionals, habit builders, and anyone curious about how meal timing affects how they feel. HOW IT WORKS Tap to open your eating window Tap to close it Watch your days stack up on a clean visual timeline Optional: Connect HealthKit to layer in sleep and workout data WORKS WITH LONGEVITYDECK If you use LongevityDeck, Bars can sync your eating windows directly to your protocol timeline. See fasting alongside every other protocol you track. All in one place. Both apps are free. IMPORTANT: This app is for informational and educational purposes only. Always consult with your doctor or qualified healthcare provider before making any medical decisions or changes to your health routine.
Screenshots
Verdict
The clearest difference is in-app purchases: Bars at none against Anvil's 2. Bars also leads on iOS requirement (18.6 vs 26.2). On price, ads 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. Anvil sells 2 in-app purchases, starting at $9.99 per month. Bars asks for nothing beyond the download.
| Parameter | Anvil | Bars |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | — |
| Devices | iPhone | iPhone |
| Requires iOS | 26.2 | 18.6 — better |
| Further details — not scored | ||
| Size | 14 MB | 4 MB |
| Age rating | 12+ | 17+ |
| Developer | Stronger Software LLC | HYPE4MOBILE MALEWICZ I WSPOLNICY SPOŁKA JAWNA |
In-app purchases
Anvil
- Anvil Monthly7 Days trial$9.991 Month
- Anvil Yearly7 Days trial$59.991 Year
Bars
No in-app purchases









