# Talmud Dictionary & Concordan vs ScienceLeadR

The clearest difference is price: ScienceLeadR at Free against Talmud Dictionary & Concordan's $14.99. Talmud Dictionary & Concordan's advantage is iOS requirement (12.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

ScienceLeadR is free to download; Talmud Dictionary & Concordan costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Talmud Dictionary & Concordan ships an update fortnightly, ScienceLeadR every 8 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Talmud Dictionary & Concordan | ScienceLeadR |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[3.1 (43 ratings)](https://appshunter.io/ios/app/talmud-dictionary-and-concordan/id389529677/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 40.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free | — |
| Size | 56 MB | 40 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TES, Inc.](https://appshunter.io/developer/389529680) | [ScienceOne](https://appshunter.io/developer/1746321510) |

## What reviewers say

### Talmud Dictionary & Concordan

[App page](https://appshunter.io/ios/app/talmud-dictionary-and-concordan/id389529677)

This app provides a comprehensive Hebrew-English and Aramaic-English dictionary for Talmudic studies. It offers instant reference with over 120,000 entries, drawing from the renowned Jastrow dictionary. Users can quickly search for words and view actual Jastrow pages for usage examples.

**Highlights:** Bi-directional Hebrew-English dictionary, Bi-directional Aramaic-English dictionary, Includes Jastrow Talmud dictionary entries, Over 120,000 entries, Fast word search, Display actual Jastrow pages

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Useful for learning Gemara
- 👍 Indispensable study aid
- 👍 Access to Jastrow dictionary
- 👍 Digital Jastrow at fingertips
- 👍 Bridges gap between Jastrow and searchability

**What reviewers complain about**

- 😞 Only has common words
- 😞 Cannot find basic words
- 😞 Useless on latest iOS
- 😞 Expensive and specific features could be polished
- 😞 Not optimized for larger screens

**Reported bugs**

- Interface isn’t great, impossible to move around page
- App crashes every time
- Crashes the moment you open it
- App crashes immediately on iOS 8.3
- Ceased working in landscape mode

**Requested features**

- Update the app for latest iOS
- Update the app to make it compatible with iOS 11
- Update the app so it works again
- Update it for iOS 11.3
- Update for iOS 11 Required


### ScienceLeadR

[App page](https://appshunter.io/ios/app/scienceleadr/id6502647134)

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

**In-app purchases:** none


## Frequently asked questions

### Is Talmud Dictionary & Concordan free?

Talmud Dictionary & Concordan costs $14.99, with no in-app purchases.

### Is ScienceLeadR free?

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

### Do Talmud Dictionary & Concordan or ScienceLeadR have ads?

Neither Talmud Dictionary & Concordan nor ScienceLeadR shows ads.

### Which is updated more often, Talmud Dictionary & Concordan or ScienceLeadR?

Talmud Dictionary & Concordan ships an update fortnightly, and ScienceLeadR every 8 days. Most recently, Talmud Dictionary & Concordan was updated on November 1, 2026 and ScienceLeadR on November 4, 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.*