# timeTRIP vs 3DCzech

The clearest difference is in-app purchases: timeTRIP at none against 3DCzech's 2. timeTRIP also leads on iOS requirement (15.6 vs 17.6). 3DCzech's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. 3DCzech sells 2 one-off in-app purchases. timeTRIP asks for nothing beyond the download.

timeTRIP ships an update every 5 months, 3DCzech every 3 weeks. The most recent releases landed on September 19, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | timeTRIP | 3DCzech |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 35 MB | 23 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Time Trip s.r.o](https://appshunter.io/developer/1646105209) | [Krosapp](https://appshunter.io/developer/1325787780) |

## What reviewers say

### timeTRIP

[App page](https://appshunter.io/ios/app/timetrip/id1238827992)

**In-app purchases:** none


### 3DCzech

[App page](https://appshunter.io/ios/app/3dczech/id6742912569)

Explore historical sites with detailed 3D models and offline access. View models from all angles, read about individual parts, and see how locations appeared in the past, even tracking your current position on historical reconstructions.

**Highlights:** Offline 3D model viewing, Interactive historical reconstructions, Detailed information on site parts, Current position tracking on historical models, View object appearance over time

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Castle Nový Hrádek | $1.99 | one-time |
| Castle Zbořený kostelec | $2.99 | one-time |


## Frequently asked questions

### Is timeTRIP free?

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

### Is 3DCzech free?

3DCzech is free to download, with in-app purchases available.

### Do timeTRIP or 3DCzech have ads?

Neither timeTRIP nor 3DCzech shows ads.

### Which is updated more often, timeTRIP or 3DCzech?

timeTRIP ships an update every 5 months, and 3DCzech every 3 weeks. Most recently, timeTRIP was updated on September 19, 2026 and 3DCzech on June 3, 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.*