# Theosys vs Ora

The clearest difference is in-app purchases: Theosys at none against Ora's 3. Theosys also leads on iOS requirement (12.0 vs 18.0). Ora's advantage is device support (5 vs 3). On price, update cadence and ads there is nothing between them.

Both are free to download. Ora sells 3 one-off in-app purchases. Theosys asks for nothing beyond the download.

Theosys ships an update every 6 weeks, Ora every 2 months. The most recent releases landed on October 1, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Theosys | Ora |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (71 ratings)](https://appshunter.io/ios/app/ora-world-clock/id6502857758/reviews)** |
| Number of ratings | — | **71** |
| Positive reviews | — | 85.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 37 MB | 103 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Theosys Infotech Private Limited](https://appshunter.io/developer/1450486025) | [Dan Eden](https://appshunter.io/developer/508167369) |

## What reviewers say

### Theosys

[App page](https://appshunter.io/ios/app/theosys/id1450486026)

**In-app purchases:** none


### Ora

[App page](https://appshunter.io/ios/app/ora-world-clock/id6502857758)

Visualize global times on an interactive globe. This app allows you to see the current time in various locations worldwide and even travel through time to check past or future times. It's ideal for professionals working across time zones or anyone tracking international events.

**Highlights:** Interactive 3D globe display, View time in multiple global locations, Time travel feature to see past/future times, Useful for cross-time zone work, Track international events

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small tip | $1.99 | one-time |
| Medium tip | $5.99 | one-time |
| Large tip | $12.99 | one-time |


## Frequently asked questions

### Is Theosys free?

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

### Is Ora free?

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

### Do Theosys or Ora have ads?

Neither Theosys nor Ora shows ads.

### Which is updated more often, Theosys or Ora?

Theosys ships an update every 6 weeks, and Ora every 2 months. Most recently, Theosys was updated on October 1, 2026 and Ora on October 22, 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.*