Comparison

BIO3 vs AmiFit

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

Head to head
About

BIO3

This app helps Dartmouth College BIO3 students track their mindfulness practice. Log meditation sessions, monitor progress, and view course leaderboard standings. It prioritizes user privacy with secure data storage and opt-in research participation.

Highlights
  • Log meditation sessions (duration, quality, stress)
  • Track group practice participation
  • Monitor personal progress
  • View course leaderboard
  • Access mindfulness resources
  • Secure data storage
Features
Read full description

BIO3 is a mindfulness tracking app developed by the Media and Health Lab at Dartmouth College, designed exclusively for students enrolled in the BIO3 course. WHAT YOU CAN DO: - Log daily meditation sessions including duration, quality ratings, and stress levels - Track your group practice participation records - Monitor your personal progress over time - View your standing on the course leaderboard - Access curated resources to support your mindfulness practice PRIVACY FIRST: Your data is stored securely and is never sold or shared with third parties. Students who choose to participate in research do so through a separate opt-in process. All research data is anonymized and used only for academic publications by the MHBLD Lab at Dartmouth College. Developed by the Media and Health Lab (MHBLD) at Dartmouth College.

About

AmiFit

Read full description

See what you're actually missing: • What's my Omega-6 to Omega-3 ratio right now? • Do I get enough B12? • How much iron have I gotten this week? • Do I get enough Vitamin D from what I eat? • Have I had enough magnesium this week? AmiFit tells you. No account. No internet. No servers. Use it in airplane mode if you want. AI SCANNING IS AMAZING, BUT You never know if the weight it guesses is right. And a food scale works, but it's a pain. There's a third option. Real photos of real portions in your pocket. You'll know what 275g of cheeseburger looks like. Most people don't. I don't photograph my food. I just eat it. OFFLINE. NO ACCOUNT EVER CREATED. Use it in the mountains. Use it in the metro. Offline is the new black. NUTRIENTS (48) Protein, carbohydrate, fat, fiber, sugar, saturated fat, trans fat, monounsaturated fat, polyunsaturated fat, Omega-3 (ALA, EPA, DHA), Omega-6, calcium, phosphorus, potassium, magnesium, sodium, iron, zinc, copper, manganese, selenium, vitamins A, D, E, K, C, B1, B2, B3, B5, B6, B9, B12, choline, all 9 essential amino acids, cholesterol, alcohol, water. Macros are the past. Micros are the future. USE IT FOR FREE (NO EXPIRATION) Track your calories, protein, carbohydrate and fat for free. No functionality is locked. Premium only shows you more nutrients. See what you're missing. Literally. Terms of Use: https://amifit.app/terms

Screenshots

BIO34 screens
AmiFit4 screens

Verdict

The call

The clearest difference is in-app purchases: BIO3 at none against AmiFit's 2. BIO3 also leads on update cadence (every 2 days vs every 3 weeks). On price, ads, device support and iOS requirement 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. AmiFit sells 2 in-app purchases, starting at $6.99 per month. BIO3 asks for nothing beyond the download.

UpkeepUpdate frequency

BIO3 ships an update every 2 days, AmiFit every 3 weeks. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

Scorecard2 real differences · 7 level
BIO3 versus AmiFit: the parameters behind the verdict, then further details
ParameterBIO3AmiFit
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 2 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS18.518.0 — better
Further details — not scored
Size4 MB71 MB
Age rating4+17+
DeveloperYashaswini Rajendra BhatX10 EAS

In-app purchases

None

BIO3

No in-app purchases

2 purchases

AmiFit

Subscriptions1
  • AmiFit Monthly$6.991 Month
One-time1
  • AmiFit Lifetime$99.00

Questions

Is BIO3 free?
BIO3 is free to download, with no in-app purchases.
Is AmiFit free?
AmiFit is free to download, with in-app purchases available.
Do BIO3 or AmiFit have ads?
Neither BIO3 nor AmiFit shows ads.
Which is updated more often, BIO3 or AmiFit?
BIO3 ships an update every 2 days, and AmiFit every 3 weeks. Most recently, BIO3 was updated on October 16, 2026 and AmiFit on October 9, 2026.

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