# Synap vs Taxi School

The clearest difference is update cadence: Synap at every 6 weeks against Taxi School's every 22 months. Taxi School's advantage is iOS requirement (12.0 vs 15.6). On price, ads, 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.

Synap ships an update every 6 weeks, Taxi School every 22 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Synap | Taxi School |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 46.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 22 months |
| Monetization | Free | — |
| Size | 31 MB | 9 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Synap Learning Limited](https://appshunter.io/developer/859343131) | [Robert Norton](https://appshunter.io/developer/778810007) |

## What reviewers say

### Synap

[App page](https://appshunter.io/ios/app/synap/id1029982959)

This app utilizes a Spaced Repetition System to deliver daily quizzes tailored to your learning needs. It helps build knowledge and memory over time by focusing on areas requiring the most practice.

**Highlights:** Spaced Repetition System, Daily personalized quizzes, On-the-go portal access, Knowledge and memory building, Focused practice

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

**In-app purchases:** none


### Taxi School

[App page](https://appshunter.io/ios/app/taxi-school/id1464904376)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Synap free?

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

### Is Taxi School free?

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

### Do Synap or Taxi School have ads?

Neither Synap nor Taxi School shows ads.

### Which is updated more often, Synap or Taxi School?

Synap ships an update every 6 weeks, and Taxi School every 22 months. Most recently, Synap was updated on November 1, 2026 and Taxi School on November 3, 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.*