# Synapse vs Aquila

The clearest difference is in-app purchases: Synapse at none against Aquila's 4. Synapse also leads on update cadence (every 2 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aquila sells 4 in-app purchases, starting at $2.99 per month. Synapse asks for nothing beyond the download.

Synapse ships an update every 2 days, Aquila every 2 months. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Synapse | Aquila |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aquila-english-learning/id6766979143/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 181 MB | 82 MB |
| Requires iOS | **17** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Mattia Capomagi](https://appshunter.io/developer/1895857137) | [Jhon Hernandez](https://appshunter.io/developer/1857836441) |

## What reviewers say

### Synapse

[App page](https://appshunter.io/ios/app/synapse-daily-knowledge/id6764631049)

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

**In-app purchases:** none


### Aquila

[App page](https://appshunter.io/ios/app/aquila-english-learning/id6766979143)

This app offers a structured 30-day English learning path designed by an experienced teacher. It includes daily lessons, smart reviews, pronunciation practice, and interactive exercises to improve grammar and speaking skills. The app also tracks your English usage outside of the application.

**Highlights:** 30-day structured learning route, Smart spaced repetition reviews, Pronunciation lab with phonetic alphabet, Interactive speaking and writing practice, Tracks English usage outside the app, Placement test for personalized starting level

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aquila Pro — Monthly | $2.99 | per month |
| Aquila Pro — Annual | $19.99 | per year |
| Tech English Course | $14.99 | one-time |
| Aquila Pro — Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Synapse free?

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

### Is Aquila free?

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

### Do Synapse or Aquila have ads?

Neither Synapse nor Aquila shows ads.

### Which is updated more often, Synapse or Aquila?

Synapse ships an update every 2 days, and Aquila every 2 months. Most recently, Synapse was updated on October 25, 2026 and Aquila on October 17, 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.*