# PREF Sync vs PDF Quote Maker Pro

The clearest difference is ads: PREF Sync at none against PDF Quote Maker Pro's shown. PREF Sync also leads on iOS requirement (11.4 vs 15). On price, update cadence, 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.

PREF Sync ships an update every 6 months, PDF Quote Maker Pro every 4 months. The most recent releases landed on September 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PREF Sync | PDF Quote Maker Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 78.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | — | Ad-supported |
| Size | 16 MB | 37 MB |
| Requires iOS | **11.4** | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ESQUADGROUP SOLUCOES E TECNOLOGIA LTDA](https://appshunter.io/developer/568397241) | [Felipe Reitz](https://appshunter.io/developer/1651010446) |

## What reviewers say

### PREF Sync

[App page](https://appshunter.io/ios/app/pref-sync/id1444779144)

**In-app purchases:** none


### PDF Quote Maker Pro

[App page](https://appshunter.io/ios/app/pdf-quote-maker-pro/id6450964508)

This app simplifies budget creation by using a pre-designed template. Users input product values and client data to automatically generate a complete PDF budget with their company logo and details.

**Highlights:** Automatic PDF budget generation, Customizable header with logo and company data, Client data input, Product/service price entry, Pre-designed template model

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

**In-app purchases:** none


## Frequently asked questions

### Is PREF Sync free?

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

### Is PDF Quote Maker Pro free?

PDF Quote Maker Pro is free to download, with no in-app purchases.

### Do PREF Sync or PDF Quote Maker Pro have ads?

PDF Quote Maker Pro shows ads; PREF Sync does not.

### Which is updated more often, PREF Sync or PDF Quote Maker Pro?

PREF Sync ships an update every 6 months, and PDF Quote Maker Pro every 4 months. Most recently, PREF Sync was updated on September 19, 2026 and PDF Quote Maker Pro on October 6, 2026.

---

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