Big Calculator Low Vision vs Calculator Plus Basic & PEMDAS
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
Calculator Plus Basic & PEMDAS
This app offers a customizable calculator experience with a clean interface and advanced features like PEMDAS mode and calculation history. Personalize its appearance with numerous themes and button styles to suit your preferences.
- PEMDAS order of operations mode
- Over 50 customizable color themes
- Full calculation history
- Adjustable decimal precision
- Copy and paste functionality
- Sales tax calculations
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Combining powerful calculations with fully customisable design — so your calculator looks and works just how you want it to! Built For Speed & Simplicity: Clean, simple, intuitive layout Instant, responsive calculations Large easy to read buttons and numbers Switch between standard and order of operations (PEMDAS) modes effortlessly Make It Yours: Over 50 color themes available, with more added regularly High-contrast colour themes for visually impaired users Favorite your top themes for quick switching Request your very own color theme Choose round or square buttons Smart Features That Matter: Full calculation history with US format date & timestamps - store up to a year of results Adjustable decimal precision Copy & paste from the display or calculation history Retro LCD or modern display Customisable haptic feedback intensity Sound effects on or off Optimized layouts for both iPhone and iPad Sales Tax calculations Currency conversions Speaking calculations Tips calculator Unit price calculator Discount percentage calculator Premium: Upgrade to Premium with a one-time purchase and: Unlock all Premium color themes and features forever on your iPhone and iPad No subscription Reasons to Love it: No clutter, no confusion — just an intuitive, great looking calculator Personalisation without limits
Screenshots
Verdict
The clearest difference is price: Calculator Plus Basic & PEMDAS at Free against Big Calculator Low Vision's $1.99. Calculator Plus Basic & PEMDAS also leads on update cadence (weekly vs every 15 months). Big Calculator Low Vision's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, review sentiment, ratings volume 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
Calculator Plus Basic & PEMDAS is free to download; Big Calculator Low Vision costs $1.99 up front. Calculator Plus Basic & PEMDAS sells 1 one-off in-app purchase. Big Calculator Low Vision asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Big Calculator Low Vision against 5.0 for Calculator Plus Basic & PEMDAS. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Big Calculator Low Vision ships an update every 15 months, Calculator Plus Basic & PEMDAS weekly. The most recent releases landed on October 22, 2026 and October 18, 2026 respectively.
| Parameter | Big Calculator Low Vision | Calculator Plus Basic & PEMDAS |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (2 ratings) | 5.0 (5 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 15 months | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 8 MB | 91 MB |
| Age rating | 4+ | 4+ |
| Developer | N Thorn | Paul Flowers |
Customer experience
Big Calculator Low Vision
Calculator Plus Basic & PEMDAS
In-app purchases
Big Calculator Low Vision
No in-app purchases
Calculator Plus Basic & PEMDAS
- More Beans Calculator$4.99
Questions
Is Big Calculator Low Vision free?
Is Calculator Plus Basic & PEMDAS free?
Which has better reviews, Big Calculator Low Vision or Calculator Plus Basic & PEMDAS?
Do Big Calculator Low Vision or Calculator Plus Basic & PEMDAS have ads?
Which is updated more often, Big Calculator Low Vision or Calculator Plus Basic & PEMDAS?
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