# Echo Lang vs AP Statistics

The clearest difference is ads: Echo Lang at none against AP Statistics's shown. Echo Lang also leads on iOS requirement (13.0 vs 16.4). AP Statistics's advantage is update cadence (every 4 days vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Echo Lang ships an update every 3 weeks, AP Statistics every 4 days. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Echo Lang | AP Statistics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ap-statistics-made-easy/id6778270876/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 22 MB | 37 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [阳帝 李](https://appshunter.io/developer/6772016398) | [Partha Kashyap](https://appshunter.io/developer/1604096006) |

## What reviewers say

### Echo Lang

[App page](https://appshunter.io/ios/app/echo-lang-polyglot-listening/id6772065542)

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

**In-app purchases:** none


### AP Statistics

[App page](https://appshunter.io/ios/app/ap-statistics-made-easy/id6778270876)

This app offers a thorough review guide designed to help students excel in their AP Statistics classes and the official exam. It provides detailed study materials suitable for learners at any stage of their educational journey.

**Highlights:** Comprehensive review guide, AP class preparation, Official exam assistance, Detailed study materials, Suitable for all learning stages

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

**In-app purchases:** none


## Frequently asked questions

### Is Echo Lang free?

Echo Lang is free to download, with no in-app purchases.

### Is AP Statistics free?

AP Statistics is free to download, with no in-app purchases.

### Do Echo Lang or AP Statistics have ads?

AP Statistics shows ads; Echo Lang does not.

### Which is updated more often, Echo Lang or AP Statistics?

Echo Lang ships an update every 3 weeks, and AP Statistics every 4 days. Most recently, Echo Lang was updated on October 25, 2026 and AP Statistics on October 17, 2026.

---

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