# This Jewish Day vs Source J

The clearest difference is iOS requirement: Source J at 15.0 against This Jewish Day's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | This Jewish Day | Source J |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/this-jewish-day/id6760604344/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free | — |
| Size | 96 MB | 395 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Levi Meir Clancy](https://appshunter.io/developer/1885268732) | [Marco Boccara](https://appshunter.io/developer/1858543385) |

## What reviewers say

### This Jewish Day

[App page](https://appshunter.io/ios/app/this-jewish-day/id6760604344)

This app displays the Hebrew date, astronomical times, and moon phases in a customizable interface. It also provides historical entries for each date, connecting current events to Jewish history.

**Highlights:** Hebrew date tracking, Sunrise and sunset times, Moon phase and rise/set times, Jewish historical entries, Multi-date calendar conversion

**Features:** Vision Pro support

**In-app purchases:** none


### Source J

[App page](https://appshunter.io/ios/app/source-j/id6762402275)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is This Jewish Day free?

This Jewish Day is free to download, with no in-app purchases.

### Is Source J free?

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

### Do This Jewish Day or Source J have ads?

Neither This Jewish Day nor Source J shows ads.

### Which is updated more often, This Jewish Day or Source J?

This Jewish Day ships an update every 4 days, and Source J every 4 days. Most recently, This Jewish Day was updated on October 31, 2026 and Source J on October 24, 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.*