# Propstack vs Caya

The clearest difference is update cadence: Propstack at weekly against Caya's every 6 weeks. 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.

Propstack ships an update weekly, Caya every 6 weeks. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Propstack | Caya |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/caya/id1269118470/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 57.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | — | Free |
| Size | 101 MB | 37 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Propstack GmbH](https://appshunter.io/developer/1195706246) | [Caya GmbH](https://appshunter.io/developer/1269118469) |

## What reviewers say

### Propstack

[App page](https://appshunter.io/ios/app/propstack/id1195706247)

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

**In-app purchases:** none


### Caya

[App page](https://appshunter.io/ios/app/caya/id1269118470)

Automate document workflows and collaborate on tasks to free up your time. Utilize a powerful PDF editor, smart filters, and integrations to work more efficiently.

**Highlights:** Document workflow automation, Task collaboration, PDF editor, Intelligent filters, Integrations, Automated workflows

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Propstack free?

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

### Is Caya free?

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

### Do Propstack or Caya have ads?

Neither Propstack nor Caya shows ads.

### Which is updated more often, Propstack or Caya?

Propstack ships an update weekly, and Caya every 6 weeks. Most recently, Propstack was updated on September 16, 2026 and Caya on September 14, 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.*