iZkor vs Siddur One
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iZkor
This app provides Hebrew texts for Jewish mourning rituals, including prayer services, funerals, and memorials. It offers customizable font sizes, themes, and supports both Hebrew and English interfaces.
- Hebrew mourning ritual texts
- Ashkenaz and Sfarad versions
- Kadish Yatom support
- Customizable font size and style
- Theme customization
- Hebrew and English interface
- Portrait and Landscape view
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iZkor brings you the text for the mourning rituals in Judaism that are said in all prayer services as well as at funerals and memorials. Features: * The text is in Hebrew only * Ashkenaz (male/female) + by name * Sfarad (male/female) + by name * Kadish Yatom (ashkenaz/sfarad) * Change the font size (with preview) * Change the font * Change the theme * The interface allows both Hebrew and English * Both Portrait and Landscape view For more information or comments, please use our support address/website. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Siddur One
This app provides a comprehensive digital siddur with daily prayers, luach zmanim, and customizable holiday calendars. It includes special prayers for various occasions, a prayer compass, and options for font and text size adjustments.
- Daily prayers in Ashkenaz
- Daily luach zmanim
- Prayer compass
- Customizable holiday calendar
- Complete Tanach
- Font and text size options
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The siddur contains all the text you would expect in a regular print siddur. It knows what day it is and delivers the specific tefilos for that day. Also includes a luach zmanim, customizable upcoming holidays calendar, zmanim notifications, complete tanach, shnayim mikra chumash, and pirkei avos. Includes: -All daily prayers in Ashkenaz -Daily luach zmanim -Prayer compass -Special zmanim (candle lighting, fast times, biur chometz etc.) -Musaf for Rosh Chodesh and Chol HaMoed -Kria for Mondays/Thursdays, Fast Days and Holidays -Hoshanos (smart Hoshanos!) -Bentching (including at Bris, Sheva Brochos and holiday inserts) -Vidui Yom Kippur (mincha erev YK and in shonos) -Bedikas Chometz -Chanuka candle lighting -Hatavas Chalom -Tefilas Havineinu -Hafrashas Terumos, Maasoros and Chalah -Havdala -Krias Shma AlHamita -Lekutei Brochos -Font and text size options -Tashlich -Kaparos -Ushpizin and more.
Screenshots
Verdict
The clearest difference is review sentiment: Siddur One at 67% against iZkor's 0%. Siddur One also leads on rating (4.8 vs 3.0) and update cadence (every 2 months vs every 12 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Siddur One holds the better App Store score, 4.8 against 3.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews point the same way: 0% of iZkor's written reviews are positive against 67% of Siddur One's.
iZkor ships an update every 12 months, Siddur One every 2 months. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.
| Parameter | iZkor | Siddur One |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 4.8 (5 ratings) — better |
| Positive reviews | 0.0% of reviews | 66.7% of reviews — better |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 12 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 18.1 | 16.4 — better |
| Further details — not scored | ||
| Size | 3 MB | 88 MB |
| Age rating | 4+ | 4+ |
| Developer | Yaniv Kalsky | Mattaniah Beezy |
Customer experience
iZkor
Siddur One
In-app purchases
iZkor
No in-app purchases
Siddur One
No in-app purchases
