# ZoneTime vs Calculator ×

The clearest difference is rating: ZoneTime at 5.0 against Calculator ×'s 4.5. ZoneTime also leads on in-app purchases (none vs 4) and ads (none vs shown). Calculator ×'s advantage is ratings volume (143 vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. Calculator × sells 4 in-app purchases, starting at $4.99 per year. ZoneTime asks for nothing beyond the download.

ZoneTime holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Calculator × has 143 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of ZoneTime's written reviews are positive against 73% of Calculator ×'s.

ZoneTime ships an update every 3 months, Calculator × every 2 months. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | ZoneTime | Calculator × |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zonetime/id852849552/reviews)** | [4.5 (143 ratings)](https://appshunter.io/ios/app/calculator/id1039645790/reviews) |
| Number of ratings | 1 | **143** |
| Positive reviews | **100.0% of reviews** | 73.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 10 MB |
| Requires iOS | **8.0** | 13.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glen Tregoning](https://appshunter.io/developer/852849555) | [DOUBLE U s.r.o.](https://appshunter.io/developer/331787042) |

## What reviewers say

### ZoneTime

[App page](https://appshunter.io/ios/app/zonetime/id852849552)

Easily compare timezones to schedule meetings and avoid calling people at inconvenient hours. The app features a widget for quick glances and a table to compare up to 20 locations, automatically adjusting for Daylight Saving Time.

**Highlights:** View overlapping timezone hours, Schedule meetings across timezones, Today Widget for quick time checks, Compare up to 20 locations, Color-coded 'OK to call' times, Automatic Daylight Saving Time adjustment, Create calendar events across timezones

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Calculator ×

[App page](https://appshunter.io/ios/app/calculator/id1039645790)

This app redefines the calculator experience for touch-screen devices with a modern, intuitive design. It offers features like a tape log for storing calculations, formula evaluation, and iPad multitasking support for enhanced productivity.

**Highlights:** Tape Log for calculation history, Reuse, copy, and share calculations, Evaluate entire formulas at once, iPad multitasking support, Modern touch-screen design

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Yearly | $4.99 | per year |
| Remove ads | $4.99 | one-time |
| Remove ads | $7.99 | one-time |
| Remove ads | $11.99 | one-time |


## Frequently asked questions

### Is ZoneTime free?

ZoneTime is free to download, with no in-app purchases.

### Is Calculator × free?

Calculator × is free to download, with in-app purchases available.

### Which has better reviews, ZoneTime or Calculator ×?

ZoneTime is rated higher. ZoneTime averages 5.0 out of 5 from 1 ratings, while Calculator × averages 4.5 from 143 ratings.

### Do ZoneTime or Calculator × have ads?

Calculator × shows ads; ZoneTime does not.

### Which is updated more often, ZoneTime or Calculator ×?

ZoneTime ships an update every 3 months, and Calculator × every 2 months. Most recently, ZoneTime was updated on September 9, 2026 and Calculator × on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*