# SnapTimer Pro vs PDF Slim

The clearest difference is in-app purchases: SnapTimer Pro at none against PDF Slim's 1. SnapTimer Pro also leads on ads (none vs shown). PDF Slim's advantage is update cadence (weekly vs every 15 months) and device support (3 vs 1). On price, rating and ratings volume there is nothing between them.

Both are free to download. PDF Slim sells 1 one-off in-app purchase. SnapTimer Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for SnapTimer Pro against 5.0 for PDF Slim. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

SnapTimer Pro ships an update every 15 months, PDF Slim weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | SnapTimer Pro | PDF Slim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/snaptimer-pro/id6743916918/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-slim-reduce-pdf-size/id6787603119/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Weekly** |
| Monetization | Paid | **Ad-supported** |
| Size | 5 MB | 14 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RusticVibe Media LLC](https://appshunter.io/developer/1805062025) | [MBG Studio](https://appshunter.io/developer/1401126212) |

## What reviewers say

### SnapTimer Pro

[App page](https://appshunter.io/ios/app/snaptimer-pro/id6743916918)

Quickly set countdown timers with preset durations. Stack multiple intervals that run sequentially and receive sound alerts. Customize progress circle colors and sound tones for various tasks like workouts or focus sessions.

**Highlights:** Preset countdown durations, Stackable sequential intervals, Customizable sound alerts, Progress circle customization, Multiple sound tone options

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Slim

[App page](https://appshunter.io/ios/app/pdf-slim-reduce-pdf-size/id6787603119)

Reduce the size of your PDF files with adjustable quality settings. Save or share compressed documents directly from the application. Access detailed information about each PDF.

**Highlights:** Compress PDF files, Adjustable quality levels, Save compressed PDFs, Share instantly, View PDF details

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is SnapTimer Pro free?

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

### Is PDF Slim free?

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

### Which has better reviews, SnapTimer Pro or PDF Slim?

SnapTimer Pro and PDF Slim are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do SnapTimer Pro or PDF Slim have ads?

PDF Slim shows ads; SnapTimer Pro does not.

### Which is updated more often, SnapTimer Pro or PDF Slim?

SnapTimer Pro ships an update every 15 months, and PDF Slim weekly. Most recently, SnapTimer Pro was updated on October 24, 2026 and PDF Slim on October 24, 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.*