# Instant Testing vs Batch PDF Compressor SquashPDF

The clearest difference is in-app purchases: Instant Testing at none against Batch PDF Compressor SquashPDF's 3. Instant Testing also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.6). Batch PDF Compressor SquashPDF's advantage is update cadence (every 4 weeks vs every 2 months). On price and ads there is nothing between them.

Both are free to download. Batch PDF Compressor SquashPDF sells 3 in-app purchases, starting at $3.99 per month. Instant Testing asks for nothing beyond the download.

Instant Testing ships an update every 2 months, Batch PDF Compressor SquashPDF every 4 weeks. The most recent releases landed on September 28, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Instant Testing | Batch PDF Compressor SquashPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/batch-pdf-compressor-squashpdf/id6747497350/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | — | Freemium |
| Size | 79 MB | 27 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Clapptron Technologies Private Limited](https://appshunter.io/developer/1446260957) | [Yash Mandhyan](https://appshunter.io/developer/1856960217) |

## What reviewers say

### Instant Testing

[App page](https://appshunter.io/ios/app/instant-testing/id6587570917)

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

**In-app purchases:** none


### Batch PDF Compressor SquashPDF

[App page](https://appshunter.io/ios/app/batch-pdf-compressor-squashpdf/id6747497350)

This tool efficiently reduces PDF file sizes without compromising quality. It allows users to select a target file size and offers batch compression for multiple documents. A preview feature helps verify quality before saving.

**Highlights:** Compress single or multiple PDFs, Select target file size, Batch compression, Side-by-side quality preview, Local history of compressions

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $3.99 | per month |
| Weekly Subscription | $4.99 | per 7 days |
| Yearly Subscription | $14.99 | per year |


## Frequently asked questions

### Is Instant Testing free?

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

### Is Batch PDF Compressor SquashPDF free?

Batch PDF Compressor SquashPDF is free to download, with in-app purchases available.

### Do Instant Testing or Batch PDF Compressor SquashPDF have ads?

Neither Instant Testing nor Batch PDF Compressor SquashPDF shows ads.

### Which is updated more often, Instant Testing or Batch PDF Compressor SquashPDF?

Instant Testing ships an update every 2 months, and Batch PDF Compressor SquashPDF every 4 weeks. Most recently, Instant Testing was updated on September 28, 2026 and Batch PDF Compressor SquashPDF on September 22, 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.*