# Timelense vs Sky

The clearest difference is update cadence: Timelense at every 11 days against Sky's every 5 weeks. Timelense also leads on iOS requirement (12.0 vs 18.0). On price, ads, 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.

Timelense ships an update every 11 days, Sky every 5 weeks. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Timelense | Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/timelense/id1474784231/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 5 weeks |
| Monetization | Free | — |
| Size | 36 MB | 246 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mathieu Dutour](https://appshunter.io/developer/948026273) | [clipo inc.](https://appshunter.io/developer/598686765) |

## What reviewers say

### Timelense

[App page](https://appshunter.io/ios/app/timelense/id1474784231)

This app transforms physical postcards into interactive experiences. Send and receive personalized cards with exclusive AR content and video feeds. Customize your messages with images, emojis, and stickers for a unique way to connect.

**Highlights:** AR postcard content, Personalized video/photo feeds, Customizable postcard designs, Global postcard delivery, Private PenPals feature, Live photo and video compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### Sky

[App page](https://appshunter.io/ios/app/sky-trek/id6759917556)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Timelense free?

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

### Is Sky free?

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

### Do Timelense or Sky have ads?

Neither Timelense nor Sky shows ads.

### Which is updated more often, Timelense or Sky?

Timelense ships an update every 11 days, and Sky every 5 weeks. Most recently, Timelense was updated on October 4, 2026 and Sky on October 7, 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.*