J vs Conversion Pros
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
J
Read full descriptionHide full description
J-alendar is the perfect solution for keeping track of important Jewish dates like birthdays, anniversaries, and memorial days. Conventional calendars only follow the Gregorian system, making it easy to overlook significant moments in the Jewish calendar. With J-alendar, you can effortlessly select a Jewish date and save it directly to your phone's calendar. Whether itβs a yearly birthday reminder or a special anniversary, our app ensures youβre always prepared with timely notifications. Simple, intuitive, and reliableβJ-alendar helps you stay connected to the moments that matter most. Download now and never miss a Jewish date again!
Conversion Pros
Read full descriptionHide full description
Manage contacts, plan social posts, send invoices, schedule estimates, send contracts, and more using out sophisticated CRM platform.
Screenshots
Verdict
J and Conversion Pros are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
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 monthly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | J | Conversion Pros |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 β better | 15.6 |
| Further details β not scored | ||
| Size | 39 MB | 334 MB |
| Age rating | 4+ | 17+ |
| Developer | Alon Ohad | DYNMX LLC |
In-app purchases
J
No in-app purchases
Conversion Pros
No in-app purchases









