# Silo PDF vs Squirrel

The clearest difference is device support: Silo PDF at 3 against Squirrel's 1. Silo PDF also leads on iOS requirement (15.1 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Silo PDF sells 1 one-off in-app purchase and Squirrel sells 2 in-app purchases, starting at $8.99 per year. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Silo PDF | Squirrel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/squirrel-screen-time-savings/id6803664355/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Monetization | — | Free with in-app purchases |
| Size | 50 MB | 14 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Saulo Marchi](https://appshunter.io/developer/1690796390) | [BRIAN RICHARD HALL](https://appshunter.io/developer/6803664357) |

## What reviewers say

### Silo PDF

[App page](https://appshunter.io/ios/app/silo-pdf-private-pdf-tools/id6763321550)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Silo Pro: Redact, Watermark | $24.99 | one-time |


### Squirrel

[App page](https://appshunter.io/ios/app/squirrel-screen-time-savings/id6803664355)

This app helps you reduce time spent on habit-forming apps by setting aside money for each time you open them. It connects screen time management with personal finance, encouraging savings and investment without direct financial transactions.

**Highlights:** App blocking for habit-forming applications, Set aside money for each app opening, Track savings history, Optional portfolio tracking for investments, No account or login required, No ads or tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Portfolio Annual | $8.99 | per year |
| Portfolio Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Silo PDF free?

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

### Is Squirrel free?

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

### Do Silo PDF or Squirrel have ads?

Neither Silo PDF nor Squirrel shows ads.

---

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