Comparison

Glass vs BioAi

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

Head to head
About

Glass

This app uses AI to analyze your skin from photos, providing personalized insights into clarity, hydration, and evenness. It helps you track your skincare routines, products, and lifestyle factors that impact your skin's health, offering expert content and motivation.

Highlights
  • AI-powered skin analysis
  • Personalized routine tracking
  • Product usage logging
  • Holistic lifestyle monitoring
  • AI skincare assistant chat
  • Expert content library
  • Achievement system
Features
Read full description

Glass helps you stay consistent with skincare and actually see what is changing. Build a routine, track the products you use, scan your skin, and understand your progress without turning skincare into a full-time job. WHY PEOPLE USE GLASS BUILD A ROUTINE YOU CAN KEEP Create morning, evening, and weekly routines that fit real life. Save the products you already use, set routine times, and keep everything in one place. SCAN YOUR SKIN AND TRACK PROGRESS Take a photo, get skin analysis, and follow changes in clarity, hydration, evenness, and smoothness over time. Compare scans and review weekly or monthly progress reports. TRACK PRODUCTS IN THE ROUTINE THAT ACTUALLY MATTERS Add products you already own, search Sephora when you want to swap something in, or save custom products manually. GET MORE CONTEXT AROUND YOUR SKIN Log water, diet, stress, and sleep in Glass. On iPhone, you can also optionally connect Apple Health for activity, workout, and sleep context inside your skin insights. ASK GLASS WHAT TO CHANGE FIRST Use the built-in skincare assistant to ask about ingredients, breakouts, products, routines, and next steps based on your skin context. MAKE THE ROUTINE EASIER TO FOLLOW Set reminders, choose your routine times, and even play an Apple Music playlist while you go through your routine. GLASS HELPS YOU - Keep products, routines, scans, and progress together - Spot patterns instead of guessing - Build a calmer routine you can repeat - Stay motivated with visible progress over time Glass is designed for skincare tracking, education, and progress support. It does not provide medical advice or diagnosis. Some advanced scan and analysis features may require a subscription. TERMS: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

BioAi

This AI-powered companion helps you understand your emotional patterns. Track your mood, journal your thoughts, and receive instant AI-driven insights to improve self-awareness and decision-making.

Highlights
  • AI-powered mental health companion
  • Mood tracking
  • Daily reflection journaling
  • AI-driven behavioral pattern analysis
  • Emotional awareness improvement
  • Decision-making support
Features
Read full description

BioAi is a simple, fast, and private AI-powered companion. You can track your mood, write daily reflections, and instantly get explanations from advanced AI models. The goal is to help you understand patterns in your behavior, improve emotional awareness, and make better decisions day to day.

Screenshots

Glass4 screens
BioAi3 screens

Verdict

The call

The clearest difference is rating: BioAi at 5.0 against Glass's 4.7. Glass's advantage is ratings volume (30 vs 3). On price, review sentiment, update cadence and ads 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. Glass sells 10 in-app purchases, starting at $6.99 per 7 days and BioAi sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

BioAi holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Glass has 30 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Glass ships an update every 10 days, BioAi fortnightly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Glass versus BioAi: the parameters behind the verdict, then further details
ParameterGlassBioAi
PriceFreeFree
Rating4.7 (30 ratings)5.0 (3 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings30 — better3
Update frequencyEvery 10 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size221 MB40 MB
Age rating4+17+
DeveloperAllyson, Inc.DAMIEN ALEXANDER SCHMIDT

Customer experience

Glass

All ratings29 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews12 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

BioAi

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

10 purchases

Glass

Subscriptions5
  • Weekly Subscription3 Days trial$6.997 Days
  • Monthly - $9.99$9.991 Month
  • Weekly Subscription$12.997 Days
Show 2 more
  • Annual - $39.99$39.991 Year
  • Annual - $59.993 Days trial$59.991 Year
One-time5
  • 25 Credits$4.99
  • 75 Credits$9.99
  • 100 Credits$9.99
Show 2 more
  • 250 Credits$14.99
  • 1000 Credits$99.99
2 purchases

BioAi

Subscriptions2
  • BioAI Premium3 Days trial$9.991 Month
  • BioAI Premium3 Days trial$79.991 Year

Questions

Is Glass free?
Glass is free to download, with in-app purchases available.
Is BioAi free?
BioAi is free to download, with in-app purchases available.
Which has better reviews, Glass or BioAi?
BioAi is rated higher. Glass averages 4.7 out of 5 from 30 ratings, while BioAi averages 5.0 from 3 ratings.
Do Glass or BioAi have ads?
Neither Glass nor BioAi shows ads.
Which is updated more often, Glass or BioAi?
Glass ships an update every 10 days, and BioAi fortnightly. Most recently, Glass was updated on October 30, 2026 and BioAi on November 5, 2026.

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