# Sphere Time vs Time Zone Difference Planner

The clearest difference is in-app purchases: Sphere Time at none against Time Zone Difference Planner's 3. Sphere Time also leads on update cadence (every 5 weeks vs every 4 months) and iOS requirement (9.3 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Time Zone Difference Planner sells 3 in-app purchases, starting at $2.99 per 7 days. Sphere Time asks for nothing beyond the download.

Sphere Time ships an update every 5 weeks, Time Zone Difference Planner every 4 months. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sphere Time | Time Zone Difference Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (10 ratings)](https://appshunter.io/ios/app/sphere-time/id1441017597/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 33 MB | 5 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sphere Consulting, Inc.](https://appshunter.io/developer/490104412) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### Sphere Time

[App page](https://appshunter.io/ios/app/sphere-time/id1441017597)

Easily convert time zones to stay connected globally. This app helps frequent travelers, those with international family, or professionals working across different regions understand the time in any city worldwide. It offers an intuitive interface for seamless time zone management.

**Highlights:** Intuitive time zone conversion, Supports multiple time zones simultaneously, Works offline with cached data, Global city database, Reduces meeting time zone confusion

**Features:** macOS Compatibility

**In-app purchases:** none


### Time Zone Difference Planner

[App page](https://appshunter.io/ios/app/time-zone-difference-planner/id6772262657)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| World Clock Weekly | $2.99 | per 7 days |
| Remote Work Yearly | $14.99 | per year |
| UTC Converter Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Sphere Time free?

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

### Is Time Zone Difference Planner free?

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

### Do Sphere Time or Time Zone Difference Planner have ads?

Neither Sphere Time nor Time Zone Difference Planner shows ads.

### Which is updated more often, Sphere Time or Time Zone Difference Planner?

Sphere Time ships an update every 5 weeks, and Time Zone Difference Planner every 4 months. Most recently, Sphere Time was updated on November 2, 2026 and Time Zone Difference Planner on October 31, 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.*