KeyCalc vs Numerix Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeyCalc
This calculator app offers a fun, retro-style interface inspired by mechanical keyboards and vintage LED displays. It provides a simple and enjoyable user experience for everyday calculations.
- Retro calculator design
- Mechanical keyboard inspiration
- Vintage LED display aesthetic
- Simple and fun interface
- Basic calculation functions
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A fun and simple retro-style calculator. Inspired by mechanical keyboards and vintage LED displays.
Numerix Calculator
This app offers a modern and stylish calculator with both basic and advanced scientific functions. It features a clean interface, customizable themes, and a history of recent calculations for easy access. Perfect for everyday math and complex scientific computations.
- Basic calculations
- Scientific functions (sin, cos, tan, log, etc.)
- Degree and radian modes
- Calculation history
- Customizable themes
- Memory functions
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Modern Glow Calculator combines everyday calculations with powerful scientific tools in a clean, glowing interface. Switch between basic and scientific calculations, keep track of recent results, and personalize your calculator with beautifully designed themes. Features: • Fast and easy basic calculations • Scientific functions including sin, cos, tan, log, ln, square root, powers, π and e • Degree and radian modes • Calculation history with quick copy • Multiple Basic and Scientific themes • Memory functions for frequently used values • Clean, modern glow-inspired design • Simple and distraction-free experience Whether you’re doing quick everyday math or more advanced calculations, Modern Glow Calculator keeps everything simple and accessible. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: KeyCalc at none against Numerix Calculator's 1. Numerix Calculator's advantage is iOS requirement (13.0 vs 18.0). On price, rating, ratings volume 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. Numerix Calculator sells 1 one-off in-app purchase. KeyCalc asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for KeyCalc against 5.0 for Numerix Calculator. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
| Parameter | KeyCalc | Numerix Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | — | Every 6 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 109 MB |
| Age rating | 4+ | 4+ |
| Developer | Wayne Dahlberg | Amit Kandial |
In-app purchases
KeyCalc
No in-app purchases
Numerix Calculator
- Custom Theme$0.99









