Comparison

Calcula Keyboard vs Clipboard

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calcula Keyboard

Features
Read full description

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.

About

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.

Highlights
  • Clipboard history
  • Custom keyboard access
  • Quick paste functionality
  • Privacy-focused design
  • Automatic saving of copied text
Features
Read full description

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

Calcula Keyboard3 screens
Clipboard4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Calcula Keyboard ships an update every 2 weeks, Clipboard fortnightly. Both last shipped on October 31, 2026.

Scorecard1 real difference · 8 level
Calcula Keyboard versus Clipboard: the parameters behind the verdict, then further details
ParameterCalcula KeyboardClipboard
PriceFreeFree
Rating—4.6 (5 ratings) — better
Number of ratings—5 — better
Update frequencyEvery 2 weeks — betterFortnightly
AdsNo — betterYes
In-app purchasesNoNo
Monetization—Free
DevicesiPhoneiPhone
Requires iOS18.017.0 — better
Further details — not scored
Size2 MB27 MB
Age rating4+4+
Developer锦珍 黄Vignesh Viswanathan

In-app purchases

None

Calcula Keyboard

No in-app purchases

None

Clipboard

No in-app purchases

Questions

Is Calcula Keyboard free?
Calcula Keyboard is free to download, with no in-app purchases.
Is Clipboard free?
Clipboard is free to download, with no in-app purchases.
Do Calcula Keyboard or Clipboard have ads?
Clipboard shows ads; Calcula Keyboard does not.
Which is updated more often, Calcula Keyboard or Clipboard?
Calcula Keyboard ships an update every 2 weeks, and Clipboard fortnightly. Most recently, Calcula Keyboard was updated on October 31, 2026 and Clipboard on October 31, 2026.

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