# Time Zone Clock vs GrantSummit 2025

The clearest difference is in-app purchases: GrantSummit 2025 at none against Time Zone Clock's 9. GrantSummit 2025 also leads on iOS requirement (15.6 vs 18.2). Time Zone Clock's advantage is update cadence (every 11 days vs monthly). On price, 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. GrantSummit 2025 asks for nothing beyond the download.

Time Zone Clock ships an update every 11 days, GrantSummit 2025 monthly. The most recent releases landed on October 19, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Time Zone Clock | GrantSummit 2025 |
| --- | --- | --- |
| 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 | 59.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 102 MB |
| Requires iOS | 18.2 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bushman, LLC](https://appshunter.io/developer/901998837) | [Grant Professionals Association](https://appshunter.io/developer/1405739617) |

## What reviewers say

### 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


### GrantSummit 2025

[App page](https://appshunter.io/ios/app/grantsummit-2025/id6751502521)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Time Zone Clock free?

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

### Is GrantSummit 2025 free?

GrantSummit 2025 is free to download, with no in-app purchases.

### Do Time Zone Clock or GrantSummit 2025 have ads?

Neither Time Zone Clock nor GrantSummit 2025 shows ads.

### Which is updated more often, Time Zone Clock or GrantSummit 2025?

Time Zone Clock ships an update every 11 days, and GrantSummit 2025 monthly. Most recently, Time Zone Clock was updated on October 19, 2026 and GrantSummit 2025 on October 11, 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.*