# Plas Group vs Synapse

The clearest difference is update cadence: Synapse at every 2 days against Plas Group's every 2 months. Plas Group's advantage is iOS requirement (15.5 vs 17). 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.

Plas Group ships an update every 2 months, Synapse every 2 days. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Plas Group | Synapse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 62 MB | 13 MB |
| Requires iOS | **15.5** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [BluCloud Srl Semplificata](https://appshunter.io/developer/914061639) | [Mattia Capomagi](https://appshunter.io/developer/1895857137) |

## What reviewers say

### Plas Group

[App page](https://appshunter.io/ios/app/plas-group/id6752595701)

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

**In-app purchases:** none


### Synapse

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Plas Group free?

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

### Is Synapse free?

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

### Do Plas Group or Synapse have ads?

Neither Plas Group nor Synapse shows ads.

### Which is updated more often, Plas Group or Synapse?

Plas Group ships an update every 2 months, and Synapse every 2 days. Most recently, Plas Group was updated on September 22, 2026 and Synapse on September 10, 2026.

---

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