# Grammer Chat vs Numbat Math

The clearest difference is ads: Numbat Math at none against Grammer Chat's shown. Numbat Math also leads on update cadence (every 2 weeks vs every 3 weeks). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Grammer Chat sells 3 in-app purchases, starting at $0.99 per 7 days and Numbat Math sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Grammer Chat against 5.0 for Numbat Math. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Grammer Chat ships an update every 3 weeks, Numbat Math every 2 weeks. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Grammer Chat | Numbat Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/grammer-chat/id6738950865/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/numbat-math/id6770681401/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 8 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gokmen Akar](https://appshunter.io/developer/1512809680) | [Numbat Math](https://appshunter.io/developer/1896760813) |

## What reviewers say

### Grammer Chat

[App page](https://appshunter.io/ios/app/grammer-chat/id6738950865)

This AI-powered tool helps improve English writing by detecting and correcting grammar errors. It offers detailed explanations for each correction, suggests alternative phrasing, and allows users to save their learning insights for future reference.

**Highlights:** Instant grammar error detection, Real-time correction explanations, AI-powered sentence suggestions, Save learning insights, Personalized progress tracking, Intuitive user interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $1.99 | per month |
| Quarterly | $5.99 | per 3 months |


### Numbat Math

[App page](https://appshunter.io/ios/app/numbat-math/id6770681401)

This app helps students in grades 3-5 maintain their math skills over the summer break with short, engaging daily practice sessions. It focuses on areas where students struggle, offering step-by-step guidance instead of just answers.

**Highlights:** 10-minute daily math sessions, Adaptive learning engine, Human-verified math problems, Step-by-step guidance for errors, Common Core aligned curriculum, Parent-managed accounts, Progress tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Annual | $74.99 | per year |
| Summer Pass 2026 | $29.99 | one-time |


## Frequently asked questions

### Is Grammer Chat free?

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

### Is Numbat Math free?

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

### Which has better reviews, Grammer Chat or Numbat Math?

Grammer Chat and Numbat Math are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Grammer Chat or Numbat Math have ads?

Grammer Chat shows ads; Numbat Math does not.

### Which is updated more often, Grammer Chat or Numbat Math?

Grammer Chat ships an update every 3 weeks, and Numbat Math every 2 weeks. Most recently, Grammer Chat was updated on October 16, 2026 and Numbat Math on October 5, 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.*