# Quick Tip CalculatorX vs Time Zone Clock

The clearest difference is in-app purchases: Quick Tip CalculatorX at none against Time Zone Clock's 9. Quick Tip CalculatorX also leads on iOS requirement (13.0 vs 18.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Time Zone Clock sells 8 in-app purchases, starting at $2.99 per month. Quick Tip CalculatorX asks for nothing beyond the download.

Quick Tip CalculatorX ships an update weekly, Time Zone Clock every 10 days. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Quick Tip CalculatorX | Time Zone Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (253 ratings)](https://appshunter.io/ios/app/time-zone-clock-gotime/id6450673915/reviews)** |
| Number of ratings | — | **253** |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | — | Free with in-app purchases |
| Size | 25 MB | 100 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kuo ching liew](https://appshunter.io/developer/949386569) | [Bushman, LLC](https://appshunter.io/developer/901998837) |

## What reviewers say

### Quick Tip CalculatorX

[App page](https://appshunter.io/ios/app/quick-tip-calculatorx/id1619663244)

**Features:** macOS Compatibility

**In-app purchases:** none


### Time Zone Clock

[App page](https://appshunter.io/ios/app/time-zone-clock-gotime/id6450673915)

Never miss a call or appointment due to time zone differences. This app helps you manage world clocks and set alarms accurately across different locations. It's designed for travelers, remote teams, and anyone needing to coordinate globally.

**Highlights:** Time zone alarms, iOS 26 AlarmKit integration, Lock Screen and Home Screen widgets, 12 & 24 hour clock display, Global city list management, Time slider for future viewing

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GoTime PRO - Unlimited Access | $2.99 | per month |
| Secret Discount | $8.99 | per year |
| GoTime PRO - Unlimited Access | $14.99 | per year |
| Encore Annual 1 Month Trial | $14.99 | per year |
| GoTime PRO - Unlimited Access | $14.99 | per year |
| GoTime PRO - Unlimited Access | $19.99 | per year |
| GoTime PRO - Unlimited Access | $19.99 | per year |
| Lifetime Access | $49.99 | one-time |

**What reviewers like**

- 👍 Easy to use and understand
- 👍 Great for aviation and amateur radio
- 👍 Helpful for truck drivers with time zones
- 👍 Clean and direct interface
- 👍 Good for understanding military time

**What reviewers complain about**

- 🐛 Subscription required for widgets
- 🐛 App is useless without payment
- 🐛 Paid app doesn't work
- 🐛 Subscription cancelled without request
- 🐛 In-app purchases not free

**Reported bugs**

- Widgets not available after purchase
- App cancelled subscription without request
- In-app purchases alleged free but not
- Free lifetime purchase cancelled

**Requested features**

- Make the app free
- Widget should display more than one time zone
- Option to choose between 24-hour or 12-hour format


## Frequently asked questions

### Is Quick Tip CalculatorX free?

Quick Tip CalculatorX is free to download, with no in-app purchases.

### Is Time Zone Clock free?

Time Zone Clock is free to download, with in-app purchases available.

### Do Quick Tip CalculatorX or Time Zone Clock have ads?

Neither Quick Tip CalculatorX nor Time Zone Clock shows ads.

### Which is updated more often, Quick Tip CalculatorX or Time Zone Clock?

Quick Tip CalculatorX ships an update weekly, and Time Zone Clock every 10 days. Most recently, Quick Tip CalculatorX was updated on September 17, 2026 and Time Zone Clock on September 29, 2026.

---

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