Basic Calculator+ vs Big Button Calculator Pro Lite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Basic Calculator+
Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.
- Basic four functions
- Clear display
- Large buttons
- Portrait and landscape modes
- iPad compatible
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This simple calculator with a clear display and large buttons makes calculations easy. Portrait and landscape modes both available on iPad. This app uses the basic functions of the calculator to make the simplest, best, free calculator in the app store.
Big Button Calculator Pro Lite
A user-friendly calculator app featuring large buttons and customizable colorful backgrounds. It offers a dual-line display, multi-line input for complex equations, and convenient gesture controls for editing and copying.
- Large buttons
- Dual-line display
- 18 color themes
- Multi-line input
- Gesture controls
- VoiceOver accessibility
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This is THE BEST calculator for iOS with big buttons and colorful backgrounds! This version is ad supported. ・Dual-line display - shows the input and result at the same time ・Percentage and backspace button ・18 color themes ・Multi-line input for really long equations ・Automatic scientific formatting ・VoiceOver accessibility ・Split View Gestures ・Swipe left on the display to backspace ・Swipe right on the display to clear ・Tap & hold on the result to copy ・Tap & hold on the input to move the cursor, copy, paste Customize ・Color Theme ・Sound URL Scheme: bigcalculatorpro://
Screenshots
Verdict
The clearest difference is ratings volume: Basic Calculator+ at 260K against Big Button Calculator Pro Lite's 14K. Basic Calculator+ also leads on rating (4.9 vs 4.7). Big Button Calculator Pro Lite's advantage is monetization model (ad-supported vs free with in-app purchases). On price, review sentiment, update cadence and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Basic Calculator+ holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Basic Calculator+ has 260K ratings behind it against 14K, so its average is the more settled of the two. Written reviews point the same way: 87% of Basic Calculator+'s written reviews are positive against 83% of Big Button Calculator Pro Lite's.
Basic Calculator+ ships an update every 4 months, Big Button Calculator Pro Lite every 3 months. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.
| Parameter | Basic Calculator+ | Big Button Calculator Pro Lite |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (260K ratings) — better | 4.7 (14K ratings) |
| Positive reviews | 87.4% of reviews — better | 82.7% of reviews |
| Number of ratings | 260K — better | 14K |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.2 |
| Further details — not scored | ||
| Size | 50 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Best Free Apps | Cider Software LLC |
Customer experience
Basic Calculator+
Big Button Calculator Pro Lite
User reviews
Basic Calculator+
From 260K App Store ratingsWhat we love
- 👍 Easy to use
- 👍 Large, clear buttons
- 👍 Straightforward, basic functionality
- 👍 No ads or in-app purchases
- 👍 Works well on iPad
Room to improve
- 🐛 Inconsistent click volume
- 🐛 Ads can be intrusive or disruptive
- 🐛 Missing backspace/delete function
Big Button Calculator Pro Lite
From 14K App Store ratingsWhat we love
- 👍 Easy to use
- 💡 Customizable backgrounds
- 🚀 Accurate calculations
- 👍 Large, clear numbers
- 👍 Helpful for homeschooling
Room to improve
- 🐛 Ads can be intrusive
- 🐛 Ads in foreign languages
- 🐛 Ads take time to close
- 🔋 High battery consumption due to ads
Bugs and requests
Basic Calculator+
Reported bugs
2 issues- Incorrect calculation results
- Ads covering the screen
Requested features
3 requests- Add fraction button
- Implement order of operations
- Include memory function
Big Button Calculator Pro Lite
Reported bugs
2 issues- Occasionally shows answer before calculation is complete
- Rounding issues leading to inaccurate results
Requested features
4 requests- Add more background options
- Allow custom background uploads
- Add option to change button colors
- Improve ad experience or offer ad-free version
In-app purchases
Basic Calculator+
No in-app purchases
Big Button Calculator Pro Lite
No in-app purchases
Questions
Is Basic Calculator+ free?
Is Big Button Calculator Pro Lite free?
Which has better reviews, Basic Calculator+ or Big Button Calculator Pro Lite?
Do Basic Calculator+ or Big Button Calculator Pro Lite have ads?
Which is updated more often, Basic Calculator+ or Big Button Calculator Pro Lite?
Other comparisons
