Comparison

Altoida vs CANTAB

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

Head to head
About

Altoida

Measure and monitor your brain health with this app-based tool. It uses advanced technology to analyze eye movement for cognitive assessment, providing educational insights. Consult healthcare professionals for personalized advice.

Highlights
  • Brain health measurement
  • Cognitive assessment aid
  • Eye movement analysis
  • Educational insights
  • Global user community
Read full description

Altoida is the #1 app-based tool for measuring and monitoring your brain health. Join the global community of Altoida users in understanding your brain and taking control of your health. Altoida's technology is 510k exempt to be used as a computerized cognitive assessment aid, recognized by the U.S. Food and Drug Administration (FDA). It has not been cleared or approved by the FDA for any other use. The Altoida application is not intended to diagnose, treat, cure or prevent any disease. The information provided is intended for educational purposes only and should not be considered medical advice. Please speak with an appropriate healthcare professional when evaluating any wellness-related therapies or lifestyle modifications, or regarding any questions or concerns about your specific health situation. To learn more about Altoida's science, technology, and validated scoring methods, please consult our trial publications in the U.S. National Library of Medicine and our peer-reviewed studies: • https://clinicaltrials.gov/ct2/show/NCT02843529 • https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4879487/ • https://games.jmir.org/2013/1/e1/ • https://www.sciencedirect.com/science/article/pii/S2352873718300210. The front-facing camera on compatible devices is used through the TrueDepth API to register the eye movement of the user. Only abstract statistical data of the eye movement is analyzed and no images of the user are stored or transmitted at any time. During the augmented reality test, no images of either camera are recorded, stored, or transmitted at any time. No device IDs, UDIDs, or any other information capable of re-identifying your device is recorded, stored, or transmitted. The anonymized abstract statistical data of each test is stored for analysis and will be deleted upon request. For this purpose, contact support@altoida.com.

About

CANTAB

This application is exclusively for registered study participants. It allows users to check in regularly to engage with research studies and monitor their personal progress.

Highlights
  • Study participation
  • Regular check-ins
  • Progress monitoring
  • Study updates
Read full description

This app is only for use by registered study participants. Install it and check in regularly to participate in the study and keep up to date with your progress.

Screenshots

Altoida4 screens
CANTAB3 screens

Verdict

The call

The clearest difference is rating: Altoida at 4.3 against CANTAB's 2.5. Altoida also leads on ratings volume (29 vs 2) and update cadence (monthly vs every 3 months). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Altoida holds the better App Store score, 4.3 against 2.5. That said, the two scores are not equally well evidenced: Altoida has 29 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Altoida ships an update monthly, CANTAB every 3 months. The most recent releases landed on June 1, 2026 and June 4, 2026 respectively.

Scorecard5 real differences · 5 level
Altoida versus CANTAB: the parameters behind the verdict, then further details
ParameterAltoidaCANTAB
PriceFreeFree
Rating4.3 (29 ratings) — better2.5 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings29 — better2
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better17.0
Further details — not scored
Size84 MB72 MB
Age rating4+17+
DeveloperAltoida AGCambridge Cognition Limited

Customer experience

Altoida

All ratings29 ratings
Positive82.8%
Neutral0.0%
Negative17.2%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

CANTAB

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Altoida

No in-app purchases

None

CANTAB

No in-app purchases

Questions

Is Altoida free?
Altoida is free to download, with no in-app purchases.
Is CANTAB free?
CANTAB is free to download, with no in-app purchases.
Which has better reviews, Altoida or CANTAB?
Altoida is rated higher. Altoida averages 4.3 out of 5 from 29 ratings, while CANTAB averages 2.5 from 2 ratings.
Do Altoida or CANTAB have ads?
Neither Altoida nor CANTAB shows ads.
Which is updated more often, Altoida or CANTAB?
Altoida ships an update monthly, and CANTAB every 3 months. Most recently, Altoida was updated on June 1, 2026 and CANTAB on June 4, 2026.

Other comparisons