Calcula Keyboard vs Clipboard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calcula Keyboard
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Calcula is a lightweight scientific math keyboard for iPhone. After you add the keyboard, you can type expressions in chats, notes, browser search bars, or any system text field, and insert the result at the current cursor position. Version 1.0 focuses on the core workflow: a basic keyboard, an f(x) scientific panel, DEG / RAD trigonometric input, in-keyboard history, and a companion app for setup guidance, basic settings, and About. It does not include accounts, cloud sync, or online computation. Settings stay on the device.
Clipboard
This utility app automatically saves copied text, allowing you to quickly access and paste it across different applications. It features a custom keyboard for seamless integration and prioritizes user privacy by keeping data on your device.
- Clipboard history
- Custom keyboard access
- Quick paste functionality
- Privacy-focused design
- Automatic saving of copied text
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OnePaste helps you save, manage, and quickly paste copied text across your apps. Whether you're replying to messages, filling forms, sharing links, or reusing frequently copied content, OnePaste keeps your clipboard organized and ready whenever you need it. Features - Clipboard History Automatically save copied text View previously copied items Quickly find and reuse content - Custom Keyboard Access saved clipboard items directly from your keyboard Paste without switching apps Faster typing and productivity - Quick Access Copy once, paste anywhere Reuse frequently used messages, links, and notes Reduce repetitive typing - Privacy First Your clipboard data stays on your device No account required Simple and lightweight experience Perfect For Students Professionals Customer support agents Social media managers Anyone who copies and pastes frequently Download OnePaste and make copy-paste effortless. Privacy Policy: https://robzapps.com/privacy Terms of Use: https://robzapps.com/terms
Screenshots
Verdict
The clearest difference is ads: Calcula Keyboard at none against Clipboard's shown. On price, update cadence, 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.
Calcula Keyboard ships an update every 2 weeks, Clipboard fortnightly. Both last shipped on October 31, 2026.
| Parameter | Calcula Keyboard | Clipboard |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (5 ratings) — better |
| Number of ratings | — | 5 — better |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | 锦珍 黄 | Vignesh Viswanathan |
In-app purchases
Calcula Keyboard
No in-app purchases
Clipboard
No in-app purchases
Questions
Is Calcula Keyboard free?
Is Clipboard free?
Do Calcula Keyboard or Clipboard have ads?
Which is updated more often, Calcula Keyboard or Clipboard?
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