# Mathletix Addition vs Learn Grammar 3rd Grade

The clearest difference is review sentiment: Mathletix Addition at 100% against Learn Grammar 3rd Grade's 0%. Mathletix Addition also leads on in-app purchases (none vs 10) and rating (5.0 vs 4.6). Learn Grammar 3rd Grade's advantage is price (Free vs $9.99) and update cadence (every 10 days vs every 3 months). On ads, device support and iOS requirement there is nothing between them.

Learn Grammar 3rd Grade is free to download; Mathletix Addition costs $9.99 up front. Learn Grammar 3rd Grade sells 10 in-app purchases, starting at $6.99 per month. Mathletix Addition asks for nothing beyond the download.

Mathletix Addition holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Learn Grammar 3rd Grade has 38 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of Mathletix Addition's written reviews are positive against 0% of Learn Grammar 3rd Grade's.

Mathletix Addition ships an update every 3 months, Learn Grammar 3rd Grade every 10 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | Mathletix Addition | Learn Grammar 3rd Grade |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/mathletix-addition/id1464537822/reviews)** | [4.6 (38 ratings)](https://appshunter.io/ios/app/learn-grammar-3rd-grade/id1570163685/reviews) |
| Number of ratings | 4 | **38** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | **Paid** | Subscription |
| Size | 127 MB | 88 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Player1games Inc.](https://appshunter.io/developer/1040547964) | [Class Ace LLC](https://appshunter.io/developer/1303170818) |

## What reviewers say

### Mathletix Addition

[App page](https://appshunter.io/ios/app/mathletix-addition/id1464537822)

This app makes learning addition enjoyable for children through engaging, short games. It focuses on repetition and positive reinforcement, inspired by classroom methods, to build math fluency and confidence without pressure.

**Highlights:** Short, fun game sessions, Repetitive learning through games, Positive feedback system, Progress tracking for parents, Focus on addition fluency, No personal data collection

**In-app purchases:** none


### Learn Grammar 3rd Grade

[App page](https://appshunter.io/ios/app/learn-grammar-3rd-grade/id1570163685)

This app offers interactive lessons and practice exercises designed to improve a child's grammar skills. It covers Common Core standards with adaptive questions and gamification to keep young learners engaged. A free trial is available, followed by a monthly subscription for full access.

**Highlights:** 50+ interactive lessons, Adaptive practice questions, Personalized learning, Gamification features, Text-to-speech functionality, Covers Common Core standards

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grammar 3rd Grade 3 Students | $6.99 | per month |
| Grammar 3rd Grade 5 Students | $10.99 | per month |
| Grammar 3 Monthly Parent | $14.99 | per month |
| Grammar 3rd Yearly - 1 Student | $19.99 | per year |
| Grammar 3rd Yearly 2 Students | $29.99 | per year |
| Grammar 3rd Yearly 3 Students | $39.99 | per year |
| Grammar 3rd Yearly 4 Students | $49.99 | per year |
| Grammar 3rd Yearly 5 Students | $59.99 | per year |
| Grammar 3rd Yearly 9 Students | $99.99 | per year |
| Grammar 3rd Yearly 10 Students | $109.99 | per year |


## Frequently asked questions

### Is Mathletix Addition free?

Mathletix Addition costs $9.99, with no in-app purchases.

### Is Learn Grammar 3rd Grade free?

Learn Grammar 3rd Grade is free to download, with in-app purchases available.

### Which has better reviews, Mathletix Addition or Learn Grammar 3rd Grade?

Mathletix Addition is rated higher. Mathletix Addition averages 5.0 out of 5 from 4 ratings, while Learn Grammar 3rd Grade averages 4.6 from 38 ratings.

### Do Mathletix Addition or Learn Grammar 3rd Grade have ads?

Neither Mathletix Addition nor Learn Grammar 3rd Grade shows ads.

### Which is updated more often, Mathletix Addition or Learn Grammar 3rd Grade?

Mathletix Addition ships an update every 3 months, and Learn Grammar 3rd Grade every 10 days. Most recently, Mathletix Addition was updated on November 3, 2026 and Learn Grammar 3rd Grade on November 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.*