Big Calculator Low Vision vs Skyle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Big Calculator Low Vision
This utility app features a high-contrast, large-button calculator designed for users with visual impairments or low dexterity. It offers multiple color modes for optimal clarity in various lighting conditions.
- High contrast color modes
- Large clear buttons
- Designed for low vision
- Aids low dexterity users
- Multiple lighting clarity
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Low Vision Calculator with High Contrast. A Visual impairment aid, BIC CALC is designed with 4 high Contrast Color modes for Good Clarity in Day or Night Lighting. Large print Calculator with big clear buttons for Easy Accuracy. This is very useful for low dexterity users. For larger text and pictures, please visit www.large-print-apps.com. BIG Calc is part of the BIG App Family for Low Vision Visually Impaired Users. Check out Big Keyboard at: https://itunes.apple.com/us/app/big-keys-low-vision-keyboard/id1139220959?mt=8 Check out Big List at: https://itunes.apple.com/us/app/big-list/id1161161455?mt=8
Skyle
This utility app provides video streaming and guided indicators for precise eyetracker positioning. It offers multiple calibration points with quality feedback and allows users to record samples to enhance eye-tracking accuracy. Users can also configure switch gestures and actions for customized control.
- Video stream with guided indicators
- 5 and 9 point calibration
- Calibration quality indicators
- Manual feedback form
- Eyetracker firmware updates
- Sample recording for eye-tracking improvement
- Switch configuration with gestures
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Currently these are: - Video stream and guided indicators for positioning - 5 and 9 point calibration with quality indicators - Give us manual feedback via the form in Settings > About - Update the eyetracker - Record a sample to improve eye-tracking - Configure switch with different gestures and actions
Screenshots
Verdict
The clearest difference is review sentiment: Big Calculator Low Vision at 100% against Skyle's 0%. Big Calculator Low Vision also leads on device support (3 vs 1). Skyle's advantage is price (Free vs $1.99) and update cadence (every 3 weeks vs every 15 months). On ads, in-app purchases 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
Skyle is free to download; Big Calculator Low Vision costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Big Calculator Low Vision ships an update every 15 months, Skyle every 3 weeks. The most recent releases landed on October 29, 2026 and October 13, 2026 respectively.
| Parameter | Big Calculator Low Vision | Skyle |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Every 15 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 8 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | N Thorn | eyeV GmbH |
Customer experience
Big Calculator Low Vision
Skyle
In-app purchases
Big Calculator Low Vision
No in-app purchases
Skyle
No in-app purchases
Questions
Is Big Calculator Low Vision free?
Is Skyle free?
Do Big Calculator Low Vision or Skyle have ads?
Which is updated more often, Big Calculator Low Vision or Skyle?
Other comparisons
