# GuideDoc vs SynapseCPT

The clearest difference is update cadence: SynapseCPT at every 2 weeks against GuideDoc's every 2 months. GuideDoc's advantage is iOS requirement (12.0 vs 15.1). 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.

GuideDoc ships an update every 2 months, SynapseCPT every 2 weeks. The most recent releases landed on September 28, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | GuideDoc | SynapseCPT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 67 MB | 57 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Medshare Ltd](https://appshunter.io/developer/1497302210) | [Karthikeyan Srinivasan](https://appshunter.io/developer/1819937075) |

## What reviewers say

### GuideDoc

[App page](https://appshunter.io/ios/app/guidedoc/id1136579212)

**Features:** macOS Compatibility

**In-app purchases:** none


### SynapseCPT

[App page](https://appshunter.io/ios/app/synapsecpt/id6758898416)

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

**In-app purchases:** none


## Frequently asked questions

### Is GuideDoc free?

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

### Is SynapseCPT free?

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

### Do GuideDoc or SynapseCPT have ads?

Neither GuideDoc nor SynapseCPT shows ads.

### Which is updated more often, GuideDoc or SynapseCPT?

GuideDoc ships an update every 2 months, and SynapseCPT every 2 weeks. Most recently, GuideDoc was updated on September 28, 2026 and SynapseCPT on October 7, 2026.

---

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