Comparison

Direct Astigmatic Test vs 90 Degree

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

Head to head
About

Direct Astigmatic Test

Features
Read full description

DAT is a diagnostic device that detects defects, eye diseases and the condition of the visual path. The device fits in optometric and ophthalmological procedures, improving its quality and facilitating correct optometric correction and proper ophthalmologic diagnosis. Beside DAT device we take the true power of IT for optometry incorporating it into the clinical consultation process for data collection, data analysis, tracking patient management and record keeping. Dedicated DAT application for mobile devices enables efficient performance, data collection and management. You must have a DAT device to perform the correct test. This application is intended to support your health journey and provide general health-related information. It does not replace professional medical advice, diagnosis, or treatment. Please consult a qualified healthcare provider before making any medical decisions, changing your health regimen, or starting to use this application. Always follow the guidance of your physician or healthcare professional.

About

90 Degree

Features
Read full description

Track your exercise, diet and steps using our app. Get to know your weekly diet analysis and stay on track with your goal. Join live sessions conducted by our instructors and get notified when a live session starts. Download our app now and enjoy the benefits. We require following permissions: Photo - To upload your profile picture, community posts, etc Camera - To take your photo, video, live sessions, etc Push Notifications - To help you stay updated with announcements, reminders, etc. HealthKit / Health App - App requires access to your health app data to load steps count in the app Microphone - To add audio support while recording video through app Disclaimer - The app provides a diet plan. Reference to all food data sources is mentioned in the diet plan section. Please seek a doctor’s advice in addition to using this app and before making any medical decisions.

Screenshots

Direct Astigmatic Test3 screens
90 Degree4 screens

Verdict

The call

The clearest difference is update cadence: Direct Astigmatic Test at every 4 days against 90 Degree's every 10 months. Direct Astigmatic Test also leads on iOS requirement (13.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Direct Astigmatic Test ships an update every 4 days, 90 Degree every 10 months. The most recent releases landed on October 8, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 4 level
Direct Astigmatic Test versus 90 Degree: the parameters behind the verdict, then further details
ParameterDirect Astigmatic Test90 Degree
PriceFreeFree
Update frequencyEvery 4 days — betterEvery 10 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size17 MB75 MB
Age rating4+4+
DeveloperKidmeUplyft Innovations Private Limited

In-app purchases

None

Direct Astigmatic Test

No in-app purchases

None

90 Degree

No in-app purchases

Questions

Is Direct Astigmatic Test free?
Direct Astigmatic Test is free to download, with no in-app purchases.
Is 90 Degree free?
90 Degree is free to download, with no in-app purchases.
Do Direct Astigmatic Test or 90 Degree have ads?
Neither Direct Astigmatic Test nor 90 Degree shows ads.
Which is updated more often, Direct Astigmatic Test or 90 Degree?
Direct Astigmatic Test ships an update every 4 days, and 90 Degree every 10 months. Most recently, Direct Astigmatic Test was updated on October 8, 2026 and 90 Degree on October 27, 2026.

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