# SAT Math vs PL Kids by Progress Language

The clearest difference is update cadence: PL Kids by Progress Language at every 4 days against SAT Math's every 10 months. PL Kids by Progress Language also leads on rating (5.0 vs 4.8). SAT Math's advantage is monetization model (free vs freemium) and ratings volume (5 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SAT Math sells 1 one-off in-app purchase and PL Kids by Progress Language sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

PL Kids by Progress Language holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: SAT Math has 5 ratings behind it against 1, so its average is the more settled of the two.

SAT Math ships an update every 10 months, PL Kids by Progress Language every 4 days. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SAT Math | PL Kids by Progress Language |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (5 ratings)](https://appshunter.io/ios/app/sat-math-geometry-lite/id573863361/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pl-kids-by-progress-language/id6781978508/reviews)** |
| Number of ratings | **5** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 14 MB | 33 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Webrich Software Limited](https://appshunter.io/developer/290203591) | [Progress Language LLC](https://appshunter.io/developer/6781978510) |

## What reviewers say

### SAT Math

[App page](https://appshunter.io/ios/app/sat-math-geometry-lite/id573863361)

Prepare for SAT Math: Geometry & Measurement with over 330 practice questions and detailed explanations. Track your progress with visual meters and revise specific topics to build confidence for test day.

**Highlights:** Over 330 practice questions, 33 revision notes, Mock tests with mixed topics, Instant feedback on answers, Detailed explanations for each question, Progress tracking with visual meters, Topic-specific revision

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $9.99 | one-time |


### PL Kids by Progress Language

[App page](https://appshunter.io/ios/app/pl-kids-by-progress-language/id6781978508)

This app makes learning English fun for children ages 3-13 through interactive games and lessons. It adapts to your child's skill level with different learning tiers and offers progress tracking for multiple profiles. Designed by educators, it focuses on real learning value.

**Highlights:** Adaptive learning tiers, Interactive games and lessons, Phonics and vocabulary practice, Progress tracking for multiple profiles, Teacher-designed curriculum, Parent language support

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PL Kids Monthly | $3.99 | per month |
| PL Kids Yearly | $29.99 | per year |


## Frequently asked questions

### Is SAT Math free?

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

### Is PL Kids by Progress Language free?

PL Kids by Progress Language is free to download, with in-app purchases available.

### Which has better reviews, SAT Math or PL Kids by Progress Language?

PL Kids by Progress Language is rated higher. SAT Math averages 4.8 out of 5 from 5 ratings, while PL Kids by Progress Language averages 5.0 from 1 ratings.

### Do SAT Math or PL Kids by Progress Language have ads?

Neither SAT Math nor PL Kids by Progress Language shows ads.

### Which is updated more often, SAT Math or PL Kids by Progress Language?

SAT Math ships an update every 10 months, and PL Kids by Progress Language every 4 days. Most recently, SAT Math was updated on October 15, 2026 and PL Kids by Progress Language on October 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.*