# InStash vs 3D Time Zones

The clearest difference is ads: InStash at none against 3D Time Zones's shown. 3D Time Zones's advantage is update cadence (daily vs monthly) and iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

InStash ships an update monthly, 3D Time Zones daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | InStash | 3D Time Zones |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Daily** |
| Size | 4 MB | 12 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [yifan z](https://appshunter.io/developer/1865765499) | [PAOLO MARRONE](https://appshunter.io/developer/1870597045) |

## What reviewers say

### InStash

[App page](https://appshunter.io/ios/app/instash/id6757969574)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### 3D Time Zones

[App page](https://appshunter.io/ios/app/3d-time-zones/id6758052133)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is InStash free?

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

### Is 3D Time Zones free?

3D Time Zones is free to download, with no in-app purchases.

### Do InStash or 3D Time Zones have ads?

3D Time Zones shows ads; InStash does not.

### Which is updated more often, InStash or 3D Time Zones?

InStash ships an update monthly, and 3D Time Zones daily. Most recently, InStash was updated on October 31, 2026 and 3D Time Zones 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.*