PCalc Lite vs GClock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PCalc Lite
This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.
- Optional RPN mode
- Multiple undo and redo
- Unit conversions and constants
- Two stylish themes
- 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.PCalc Lite is a fully functional and free taste of our very popular scientific calculator. It includes an optional RPN mode, multiple undo and redo, unit conversions and constants, as well as two stylish themes and our highly praised design. A great choice for your new iPad! If you like what you see, the full version has many more settings and themes, a paper tape, engineering and scientific notation, and full support for hexadecimal, octal, and binary calculations. You can also now purchase extra features directly from inside PCalc Lite. Buy them individually, or buy everything. Includes an Apple Watch app, so you can calculate on your wrist!
GClock
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GClock turns your phone into a beautiful desk clock — showing the time and your local weather on a single screen. ■ Many clock themes Digital, analog, compass, cassette tape, vintage LCD, and more. Pick the style that fits your mood, and download fresh designs anytime from the Theme Store. ■ Live weather See the temperature, feels-like, and humidity for your current location right beside the clock. ■ Automatic night mode Dims the screen gently during the hours you set — easy on the eyes on your nightstand. ■ Alarms & screen stays on Never miss an important time, and keep the screen awake while the clock is showing. A clock that looks right on your desk, nightstand, or kitchen counter — GClock.
Screenshots
Verdict
The clearest difference is in-app purchases: GClock at none against PCalc Lite's 11. GClock also leads on iOS requirement (13.0 vs 15.0). PCalc Lite's advantage is device support (4 vs 2). On price 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. PCalc Lite sells 11 one-off in-app purchases. GClock asks for nothing beyond the download.
| Parameter | PCalc Lite | GClock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (214 ratings) — better | — |
| Positive reviews | 82.6% of reviews | — |
| Number of ratings | 214 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 76 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | TLA Systems Ltd. | 그노티 |
Bugs and requests
PCalc Lite
Reported bugs
3 issues- Calculations sometimes produce unexpected results
- Upside-down text censorship feature is problematic
- Purchased features not always accessible on Apple Watch
Requested features
4 requests- Add option to display thousands separators
- Implement a history function to review past calculations
- Provide more customization options for the widget
- Add support for sexagesimal angle input and conversion
GClock
Not enough reviews yet to summarise bugs or requests.
In-app purchases
PCalc Lite
- Theme Pack$0.99
- Power User Pack$0.99
- Multiple Line Pack$0.99
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- Conversion Pack$0.99
- Small Tip$0.99
- Medium Tip$1.99
- Programmer Pack$2.99
- Engineer Pack$2.99
- Large Tip$4.99
- Complete Pack$9.99
- Enormous Tip$9.99
GClock
No in-app purchases









