Big Button Calculator Pro Lite vs CPMA Note App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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://
CPMA Note App
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Introducing CPMA Note App- the ultimate app for all your employee notes needs! With the CPMA Note App, you can stay on top of notes created by your employees with ease. This app is specifically designed for staff members, making it incredibly user-friendly and convenient. With just a few taps, you can create notes that are automatically viewable by your employer Download now!
Screenshots
Verdict
The clearest difference is ads: CPMA Note App at none against Big Button Calculator Pro Lite's shown. CPMA Note App also leads on iOS requirement (13.0 vs 15.2). Big Button Calculator Pro Lite's advantage is update cadence (every 3 months vs every 10 months). On price, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Big Button Calculator Pro Lite ships an update every 3 months, CPMA Note App every 10 months. The most recent releases landed on October 16, 2026 and September 8, 2026 respectively.
| Parameter | Big Button Calculator Pro Lite | CPMA Note App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (14K ratings) — better | — |
| Positive reviews | 82.7% of reviews | — |
| Number of ratings | 14K — better | — |
| Update frequency | Every 3 months — better | Every 10 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.2 | 13.0 — better |
| Further details — not scored | ||
| Size | 45 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Cider Software LLC | Careproviders Assistance Services |
Bugs and requests
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
CPMA Note App
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Big Button Calculator Pro Lite
No in-app purchases
CPMA Note App
No in-app purchases
Questions
Is Big Button Calculator Pro Lite free?
Is CPMA Note App free?
Do Big Button Calculator Pro Lite or CPMA Note App have ads?
Which is updated more often, Big Button Calculator Pro Lite or CPMA Note App?
Other comparisons
