# Jade Arithmetic vs SeferAI

The clearest difference is in-app purchases: Jade Arithmetic at none against SeferAI's 2. Jade Arithmetic also leads on ratings volume (3 vs 1). SeferAI's advantage is update cadence (every 3 days vs every 10 months). On price, rating, ads and device support there is nothing between them.

Both are free to download. SeferAI sells 2 in-app purchases, starting at $9.99 per month. Jade Arithmetic asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Jade Arithmetic against 5.0 for SeferAI. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Jade Arithmetic ships an update every 10 months, SeferAI every 3 days. The most recent releases landed on September 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Jade Arithmetic | SeferAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/jade-arithmetic/id1667200478/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/seferai/id6760171876/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 days** |
| Monetization | **Free** | Freemium |
| Size | 8 MB | 6 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [ATPsoft, LLC](https://appshunter.io/developer/1490511971) | [Martin Frasch](https://appshunter.io/developer/1882478621) |

## What reviewers say

### Jade Arithmetic

[App page](https://appshunter.io/ios/app/jade-arithmetic/id1667200478)

Practice and improve fundamental arithmetic skills like multiplication, division, addition, and subtraction. Designed for children, this app offers an ad-free learning experience. New features are planned based on user feedback.

**Highlights:** Multiplication practice, Division practice, Addition practice, Subtraction practice, Ad-free experience, Designed for children

**Features:** macOS Compatibility

**In-app purchases:** none


### SeferAI

[App page](https://appshunter.io/ios/app/seferai/id6760171876)

This app uses AI to answer questions about Jewish texts, citing all sources. It offers narrated podcast episodes and study tools. Explore verses, holidays, and ideas in multiple languages.

**Highlights:** AI-powered text answers, Source citation for all claims, Multi-language support, Narrated podcast episodes, Study tools (flashcards, quizzes), Weekly Torah portion and holidays, Honest AI translation disclosure

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SeferAI Premium | $9.99 | per month |
| SeferAI Ultra | $19.99 | per month |


## Frequently asked questions

### Is Jade Arithmetic free?

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

### Is SeferAI free?

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

### Which has better reviews, Jade Arithmetic or SeferAI?

Jade Arithmetic and SeferAI are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Jade Arithmetic or SeferAI have ads?

Neither Jade Arithmetic nor SeferAI shows ads.

### Which is updated more often, Jade Arithmetic or SeferAI?

Jade Arithmetic ships an update every 10 months, and SeferAI every 3 days. Most recently, Jade Arithmetic was updated on September 17, 2026 and SeferAI on October 3, 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.*