# Learn Grammar 3rd Grade vs MindShield?

The clearest difference is update cadence: MindShield? at every 2 days against Learn Grammar 3rd Grade's every 10 days. Learn Grammar 3rd Grade's advantage is iOS requirement (11.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Learn Grammar 3rd Grade sells 12 in-app purchases, starting at $6.99 per month and MindShield? sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Learn Grammar 3rd Grade ships an update every 10 days, MindShield? every 2 days. The most recent releases landed on September 15, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Learn Grammar 3rd Grade | MindShield? |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (36 ratings)](https://appshunter.io/ios/app/learn-grammar-3rd-grade/id1570163685/reviews)** | — |
| Number of ratings | **36** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | Subscription | — |
| Size | 88 MB | 57 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Class Ace LLC](https://appshunter.io/developer/1303170818) | [Hercules Juver](https://appshunter.io/developer/1893201168) |

## What reviewers say

### 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 (12)**

| 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 7 Students | $79.99 | per year |
| Grammar 3rd Yearly 8 Students | $89.99 | per year |
| Grammar 3rd Yearly 9 Students | $99.99 | per year |
| Grammar 3rd Yearly 10 Students | $109.99 | per year |


### MindShield?

[App page](https://appshunter.io/ios/app/mindshield/id6787221274)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindShield Premium | $6.99 | one-time |


## Frequently asked questions

### Is Learn Grammar 3rd Grade free?

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

### Is MindShield? free?

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

### Do Learn Grammar 3rd Grade or MindShield? have ads?

Neither Learn Grammar 3rd Grade nor MindShield? shows ads.

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

Learn Grammar 3rd Grade ships an update every 10 days, and MindShield? every 2 days. Most recently, Learn Grammar 3rd Grade was updated on September 15, 2026 and MindShield? on September 7, 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.*