# Time Passage vs ArtCast

The clearest difference is in-app purchases: Time Passage at none against ArtCast's 3. ArtCast's advantage is update cadence (daily vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ArtCast sells 3 one-off in-app purchases. Time Passage asks for nothing beyond the download.

Time Passage ships an update every 5 months, ArtCast daily. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Time Passage | ArtCast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/time-passage/id6479194014/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Daily** |
| Monetization | Free | — |
| Size | 6 MB | 10 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [楚江 王](https://appshunter.io/developer/1714265259) | [士沛 王](https://appshunter.io/developer/1809780895) |

## What reviewers say

### Time Passage

[App page](https://appshunter.io/ios/app/time-passage/id6479194014)

Calculate the duration of time elapsed since a specific date. Input a birthday or any past date to see how much time has passed in years, months, days, and even seconds.

**Highlights:** Calculate time elapsed, Input past dates, View duration in years, months, days, View duration in seconds, Birthday calculation

**Features:** Vision Pro support

**In-app purchases:** none


### ArtCast

[App page](https://appshunter.io/ios/app/artcast/id6746470730)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | one-time |
| 年度会员 | $7.99 | one-time |
| 永久会员 | $24.99 | one-time |


## Frequently asked questions

### Is Time Passage free?

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

### Is ArtCast free?

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

### Do Time Passage or ArtCast have ads?

Neither Time Passage nor ArtCast shows ads.

### Which is updated more often, Time Passage or ArtCast?

Time Passage ships an update every 5 months, and ArtCast daily. Most recently, Time Passage was updated on October 10, 2026 and ArtCast on October 12, 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.*