PCalc vs counterSpectrum
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PCalc
A powerful calculator designed for professionals and students, offering advanced features like RPN mode, multi-line display, and extensive unit conversions. It supports various number systems and includes an Apple Watch app for on-the-go calculations.
- Optional RPN mode
- Multi-line display
- Extensive unit conversions
- Paper tape
- Multiple undo/redo
- Hexadecimal, octal, binary support
- Apple Watch app
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PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a paper tape, multiple undo and redo, engineering and scientific notation, as well as support for hexadecimal, octal, and binary calculations. Includes an Apple Watch app, so you can calculate on your wrist!
counterSpectrum
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counterSpectrum is the perfect tool for quick, accurate calculations, whether for everyday needs or complex problems. Designed with a clean, intuitive interface, it combines essential arithmetic with advanced scientific functions, making it the only calculator you’ll ever need!
Screenshots
Verdict
The clearest difference is price: counterSpectrum at Free against PCalc's $9.99. counterSpectrum also leads on in-app purchases (none vs 4) and iOS requirement (12.0 vs 15.0). PCalc's advantage is chart position (#83 vs unranked) and device support (5 vs 3). On 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
counterSpectrum is free to download; PCalc costs $9.99 up front. PCalc sells 4 one-off in-app purchases. counterSpectrum asks for nothing beyond the download.
| Parameter | PCalc | counterSpectrum |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 4.7 (770 ratings) — better | — |
| Positive reviews | 83.6% of reviews | — |
| Number of ratings | 770 — better | — |
| Update frequency | Every 6 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #83 — better | — |
| Devices | iPhone, iPad, iPod, Apple Watch, Vision Pro — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 81 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | TLA Systems Ltd. | Spectrum Software Solutions, Inc. |
In-app purchases
PCalc
- Small Tip$0.99
- Medium Tip$1.99
- Large Tip$4.99
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- Enormous Tip$9.99
counterSpectrum
No in-app purchases
