# PrepayGO vs Compress PDF

The clearest difference is in-app purchases: PrepayGO at none against Compress PDF's 3. PrepayGO also leads on ads (none vs shown). Compress PDF's advantage is update cadence (every 3 weeks vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Compress PDF sells 3 in-app purchases, starting at $1.99 per 7 days. PrepayGO asks for nothing beyond the download.

PrepayGO ships an update every 7 months, Compress PDF every 3 weeks. The most recent releases landed on October 12, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | PrepayGO | Compress PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/compress-pdf-image-compressor/id6757389445/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 14 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Prepago](https://appshunter.io/developer/635231631) | [ESPRESSO TECH (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/1812366711) |

## What reviewers say

### PrepayGO

[App page](https://appshunter.io/ios/app/prepaygo/id1491481294)

Easily charge your electric vehicle at numerous stations using a remote control flow. Access stations within your apartment block or any public station with a provided code. Securely top up your account for seamless charging.

**Highlights:** Access apartment block charging stations, Use public stations with a station code, Remote control charging start/stop, Usage-based charging cost calculation, Secure account top-up via Stripe

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

**In-app purchases:** none


### Compress PDF

[App page](https://appshunter.io/ios/app/compress-pdf-image-compressor/id6757389445)

Easily reduce the file size of PDFs and images without sacrificing quality. This utility helps you shrink large documents for sharing, uploading, or saving storage space on your device.

**Highlights:** Compress PDF files, Compress images, Custom compression levels, Fast PDF processing, Saved files manager, Download & share files

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $1.99 | per 7 days |
| Monthly Access | $3.99 | per month |
| Yearly Access | $29.99 | per year |


## Frequently asked questions

### Is PrepayGO free?

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

### Is Compress PDF free?

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

### Do PrepayGO or Compress PDF have ads?

Compress PDF shows ads; PrepayGO does not.

### Which is updated more often, PrepayGO or Compress PDF?

PrepayGO ships an update every 7 months, and Compress PDF every 3 weeks. Most recently, PrepayGO was updated on October 12, 2026 and Compress PDF on September 25, 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.*