INSTANT CAP vs Nixie Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
INSTANT CAP
This app allows you to quickly input addresses and postal codes using voice commands. Simply speak the address, and it will be entered for you, streamlining the process of data entry.
- Voice command activation
- Siri integration
- Hands-free keyboard microphone input
- Quick address entry
- Easy postal code input
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Using siri you can say "open instant cap". He opens up, touches the keyboard microphone and you can say "Roma Piazza Navona 1" and you're done! The easiest app in the world!
Nixie Calculator
This calculator app features a digital paper tape to display entries, which can be copied or shared. It offers various customization options like color schemes, rounding, and display modes, blending retro aesthetics with modern device technology.
- Paper tape for entry display
- Copy and paste functionality
- Customizable color schemes
- Adjustable rounding and exponential modes
- Classic Nixie font option
- Thousand separator styles
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Features of Nixie Calculator: • Paper tape to display what you have entered. Can be copied or shared • Copy and paste entries Settings available: • Color schemes • Color layouts (in-app purchase) • Rounding options • Exponential modes • Use classic Nixie font for the display • Separators embedded with the digits • Classic pyramid and illuminated thousand separators • Classic red filter The calculator is a rounding or truncating type to fit numbers into the fixed display. Please enjoy this calculator that combines one of the first display technologies with state of the art in phone and tablet technology.
Screenshots
Verdict
The clearest difference is rating: Nixie Calculator at 4.9 against INSTANT CAP's 3.8. Nixie Calculator also leads on ratings volume (15 vs 4). INSTANT CAP's advantage is in-app purchases (none vs 1) and review sentiment (100% vs 67%). On price, ads 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. Nixie Calculator sells 1 one-off in-app purchase. INSTANT CAP asks for nothing beyond the download.
Nixie Calculator holds the better App Store score, 4.9 against 3.8. Both are backed by a comparable volume of ratings — 4 and 15 respectively. Written reviews complicate that: 100% of INSTANT CAP's written reviews are positive against 67% of Nixie Calculator's, so the app with the better star average is not the one people write more warmly about.
INSTANT CAP ships an update every 9 days, Nixie Calculator monthly. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.
| Parameter | INSTANT CAP | Nixie Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 4.9 (15 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 4 | 15 — better |
| Update frequency | Every 9 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.3 — better | 15.0 |
| Further details — not scored | ||
| Size | 15 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Luca Garbarino | UNB SYSTEMS PTY LTD |
Customer experience
INSTANT CAP
Nixie Calculator
In-app purchases
INSTANT CAP
No in-app purchases
Nixie Calculator
- Color Layouts$2.99
