Desktop Calculator vs Key Mapper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Desktop Calculator
Perform calculations directly from your home screen with interactive widgets. Customize themes, fonts, and even add unique sound effects for a personalized experience. Access quick calculations via Control Center and Lock Screen widgets.
- Home Screen Interactive Widgets
- Real Voice Pronunciation (Male/Female)
- Display Calculation Formulas
- Over 40 UI Themes
- Custom Sound Effects
- Customizable Fonts and Layouts
- Lock Screen Widget
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A powerful calculator that allows you to calculate on home screen without opening the app, tailor-made for iOS 18/26 interactive widgets! Highly customizable to suit your DIY personality, with endless possibilities for creativity! 【Key Features】 • Home Screen Widget Calculator (Interactive Widgets) • Control Center Widget • Real Voice Pronunciation: Male and Female Voices • Display calculation process formulas + - × ÷ • Over 40+ UI Theme • Settings: Thousands Separator, Decimal Places • Calculation History: Supports Summation • Advanced Features: Random Sound Effects, Random Skins • Custom Sound Effects: Wooden Fish, Piano, Guzheng, Bubbles, Keyboard, Water Drops • Custom Fonts: Font Size, Font Type • Custom Layout: Spacing, Margins, Corners, Background Color, Text Color • Lock Screen Widget for Quick Access • Traditional CalculationPressing + − × ÷ will immediately evaluate the expression, no need to press =. If you enjoy this app, please consider supporting the independent developer. More features are on the way... Suggestions and feedback: Email us The6XStudio@gmail.com
Key Mapper
This utility app allows you to assign custom actions to double-pressing your device's volume buttons. You can toggle the flashlight, copy text, hear the time, or open web links. It also integrates with iPhone's Back Tap and home screen shortcuts.
- Assign actions to volume button double-presses
- Toggle flashlight
- Copy text snippets
- Speak time and battery status
- Launch web links
- Integrates with iPhone Back Tap
- Supports home screen shortcuts
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Key Mapper assigns volume double-presses to actions while the app stays open. Use Key Mapper to toggle the flashlight, copy a snippet, speak the time and battery, or launch a link. Key Mapper also works with iPhone Back Tap, haptics, and home-screen shortcuts.
Screenshots
Verdict
The clearest difference is rating: Desktop Calculator at 4.8 against Key Mapper's 4.2. Desktop Calculator also leads on ads (none vs shown) and ratings volume (202 vs 5). Key Mapper's advantage is in-app purchases (none vs 1) and iOS requirement (15.0 vs 17.0). On price 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. Desktop Calculator sells 1 one-off in-app purchase. Key Mapper asks for nothing beyond the download.
Desktop Calculator holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Desktop Calculator has 202 ratings behind it against 5, so its average is the more settled of the two.
| Parameter | Desktop Calculator | Key Mapper |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (202 ratings) — better | 4.2 (5 ratings) |
| Positive reviews | 74.8% of reviews | — |
| Number of ratings | 202 — better | 5 |
| Update frequency | Fortnightly | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | 6X Studio LLC | OLIVER MORRIS |
In-app purchases
Desktop Calculator
- Pro Plan$1.99
Key Mapper
No in-app purchases
Questions
Is Desktop Calculator free?
Is Key Mapper free?
Which has better reviews, Desktop Calculator or Key Mapper?
Do Desktop Calculator or Key Mapper have ads?
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