54
BU Score
Solid
Kay iSight Test Professional
✍️ BU Analytics Review
“
Kay iSight Test Professional is an iOS app from Kay Pictures Ltd in the Education category, currently rated 4.4★ across 10 ratings. Initial signal reads as mixed reviews — supporters praise core features while critics cite stability/value gaps.
Our BU Score puts it at 54 — Solid (established niche player). For a Education app, that means established niche player.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 6 of 6 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| excellent appREVIEW | +$1,500 | |
| Mature app (9y old)METRIC | +$1,500 | |
| Good rating (4.4★)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (10 ratings)METRIC | −$300 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 22 MB🔞 17+📱 iOS 18.6+🔖 v7.1🔄 updated 3mo ago🌐 EN📂 Education💰 Paid🚀 Launched 2016 (9y old)
📝 About this app
The iSight Test Professional app lets you measure and save near and distant visual acuity in children as young as 18 months through to adults using Kay Picture optotypes and Sloan letters.
The app offers a choice of single and crowded presentations and test distances and is simple and intuitive to use, making your testing quick and easy. Test results are displayed in your chosen format and can be saved and exported to a spreadsheet
On the iPad is an option to test vision on any remote device or external screen.
In addition to measuring visual acuity with 6 or 9 Sloan letters, the Kay Picture optotypes* make testing young children and others with a learning disability easy. Plus the app provides unique reading texts in a child-friendly front and fixation targets
*The Kay Picture Test is the only fully-validated picture vision test with accurate, recognisable pictures and evidence-basedcrowding. This app is registered as a medical device.
Features:
⁃ Measures visual acuity at various set testing distances up to 6 metres ( 20 feet) on iPad, 3 metres (10 feet) on iPhone) or any custom distance within that range.
⁃ Choice of letters or pictures for testing a range of ages and abilities
⁃ Displays LogMAR notation, plus metric or imperial Snellen, or Decimal
⁃ Records and saves visual acuity results for each eye to a log
⁃ Export or delete saved log of any test results
⁃ Offers various single, crowded and chart presentations
⁃ Six or nine Sloan letters can be standard or optimally crowded
⁃ Reading text and words in twelve sizes from N48 to N5
⁃ Sentences of exactly 50 words to facilitate reading speed testing.
⁃ Lock screen option on reading pages.
⁃ Easy to increase and decrease the size displayed
⁃ Simple to refresh the optotypes or text on screen
⁃ Provides coloured, animated fixation targets to maintain interest and accommodation.
⁃ Can be shared (iPad only) to another device for remote vision testing
⁃ Can be set up on an external display and operated via the iPad
Kay iSight Test Professional is free to download and to use its three-line distance letter test.
To obtain full access to all visual acuity tests, remote testing (iPad only), reading tests and fixation targets you need to purchase an auto-renewing subscription on a monthly or yearly basis.
A 30 day free trial period is available to new users at the start of your subscription to fully test the app before payment is taken.
Price may vary by location. Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless cancelled at least 24 hours before the end of the current period. You will not be able to cancel asubscription during the active period.
You can manage your subscriptions in your Account Settings after purchase.
Our Terms of Use: https://kaypictures.co.uk/i-sight-terms
Our Privacy Policy: https://kaypictures.co.uk/privacy-policy
The app offers a choice of single and crowded presentations and test distances and is simple and intuitive to use, making your testing quick and easy. Test results are displayed in your chosen format and can be saved and exported to a spreadsheet
On the iPad is an option to test vision on any remote device or external screen.
In addition to measuring visual acuity with 6 or 9 Sloan letters, the Kay Picture optotypes* make testing young children and others with a learning disability easy. Plus the app provides unique reading texts in a child-friendly front and fixation targets
*The Kay Picture Test is the only fully-validated picture vision test with accurate, recognisable pictures and evidence-basedcrowding. This app is registered as a medical device.
Features:
⁃ Measures visual acuity at various set testing distances up to 6 metres ( 20 feet) on iPad, 3 metres (10 feet) on iPhone) or any custom distance within that range.
⁃ Choice of letters or pictures for testing a range of ages and abilities
⁃ Displays LogMAR notation, plus metric or imperial Snellen, or Decimal
⁃ Records and saves visual acuity results for each eye to a log
⁃ Export or delete saved log of any test results
⁃ Offers various single, crowded and chart presentations
⁃ Six or nine Sloan letters can be standard or optimally crowded
⁃ Reading text and words in twelve sizes from N48 to N5
⁃ Sentences of exactly 50 words to facilitate reading speed testing.
⁃ Lock screen option on reading pages.
⁃ Easy to increase and decrease the size displayed
⁃ Simple to refresh the optotypes or text on screen
⁃ Provides coloured, animated fixation targets to maintain interest and accommodation.
⁃ Can be shared (iPad only) to another device for remote vision testing
⁃ Can be set up on an external display and operated via the iPad
Kay iSight Test Professional is free to download and to use its three-line distance letter test.
To obtain full access to all visual acuity tests, remote testing (iPad only), reading tests and fixation targets you need to purchase an auto-renewing subscription on a monthly or yearly basis.
A 30 day free trial period is available to new users at the start of your subscription to fully test the app before payment is taken.
Price may vary by location. Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless cancelled at least 24 hours before the end of the current period. You will not be able to cancel asubscription during the active period.
You can manage your subscriptions in your Account Settings after purchase.
Our Terms of Use: https://kaypictures.co.uk/i-sight-terms
Our Privacy Policy: https://kaypictures.co.uk/privacy-policy
🆕 What's New · v7.1
Small bug fix.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Kay iSight Test Professional
- Developer
- Kay Pictures Ltd
- Bundle ID
- uk.co.kaypictures.iSightProfessional
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 17+
- Languages
- EN
Company
- Website
- www.kaypictures.co.uk
- Tagline
- Vision testing made easy
- Description
- Developed by an orthoptist, our researched and validated Kay Picture Test and child-appropriate tools make vision testing quick and easy.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- OG image
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $8.7K/mo
- Top-grossing rank
- 🇬🇧#43 /99
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- https://www.linkedin.com/company/kay-pictures/
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- https://kaypictures.co.uk/articles-and-blog-posts/
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Phone
- +441442823507
- Contact page
- https://kaypictures.co.uk/contact-us/
- About page
- https://kaypictures.co.uk/about-us/
📈Ratings growth10 ratings+900% lifetimeShow 3-year history estimate ▾
Tracked (4 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🗺️Geographic Distribution●Top 10●Top 30●Top 60
📊Category Rank Trajectory#43 now · best #15 · worst #48
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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