# Perfect English Grammar vs Circulo A1 School

The clearest difference is in-app purchases: Circulo A1 School at none against Perfect English Grammar's 14. Circulo A1 School also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). Perfect English Grammar's advantage is update cadence (every 2 weeks vs every 28 months). On price and device support there is nothing between them.

Both are free to download. Perfect English Grammar sells 9 in-app purchases, starting at $8.49 per 7 days. Circulo A1 School asks for nothing beyond the download.

Perfect English Grammar ships an update every 2 weeks, Circulo A1 School every 28 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Perfect English Grammar | Circulo A1 School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (55 ratings)](https://appshunter.io/ios/app/perfect-english-grammar/id1526249063/reviews)** | — |
| Number of ratings | **55** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 28 months |
| Monetization | Free with in-app purchases | — |
| Size | 89 MB | 37 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nelly Latypova](https://appshunter.io/developer/1150816403) | [Ricardo Manco](https://appshunter.io/developer/1560024660) |

## What reviewers say

### Perfect English Grammar

[App page](https://appshunter.io/ios/app/perfect-english-grammar/id1526249063)

Master English grammar with interactive lessons and real-world examples. This app offers clear explanations, a wide variety of exercises, and authentic reading materials to build confidence and improve language skills. It's designed for learners of all levels to practice and review grammar in a fun, engaging way.

**Highlights:** Engaging grammar explanations, Variety of sentence-based exercises, Authentic reading materials, IELTS and TOEFL preparation support, Game-style learning interactions, Tools for listening, speaking, and reading skills

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete English Grammar Pro | $8.49 | per 7 days |
| Ultimate English Grammar Pro | $9.49 | per month |
| Ultimate English Grammar Pro | $9.49 | per month |
| Basic Grammar Rules & Usage | $12.49 | per month |
| Pro English Grammar Learning | $34.99 | per year |
| Pro English Grammar Learning | $34.99 | per year |
| Basic Grammar Rules & Usage | $59.99 | per year |
| Full access for a year | $59.99 | per year |
| Upgrade to no ads | $29.99 | one-time |


### Circulo A1 School

[App page](https://appshunter.io/ios/app/circulo-a1-school/id1580450310)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Perfect English Grammar free?

Perfect English Grammar is free to download, with in-app purchases available.

### Is Circulo A1 School free?

Circulo A1 School is free to download, with no in-app purchases.

### Do Perfect English Grammar or Circulo A1 School have ads?

Perfect English Grammar shows ads; Circulo A1 School does not.

### Which is updated more often, Perfect English Grammar or Circulo A1 School?

Perfect English Grammar ships an update every 2 weeks, and Circulo A1 School every 28 months. Most recently, Perfect English Grammar was updated on October 24, 2026 and Circulo A1 School on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*