# Fast PDF APP vs SageMind AI

The clearest difference is price: SageMind AI at $0.69 against Fast PDF APP's $3.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Fast PDF APP costs $3.99 and SageMind AI $0.69 up front. Neither carries in-app purchases, so what you see is what you pay.

Fast PDF APP ships an update every 10 days, SageMind AI every 5 days. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Fast PDF APP | SageMind AI |
| --- | --- | --- |
| Price | $3.99 | **$0.69** |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/sagemind-ai/id6774911533/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | — | Paid |
| Size | 30 MB | 57 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Robert Corbin](https://appshunter.io/developer/1890247992) | [喆 秦](https://appshunter.io/developer/6772847567) |

## What reviewers say

### Fast PDF APP

[App page](https://appshunter.io/ios/app/fast-pdf-app-merge-documents/id6761960212)

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

**In-app purchases:** none


### SageMind AI

[App page](https://appshunter.io/ios/app/sagemind-ai/id6774911533)

An AI assistant that works offline on your device, offering chat, skill cards, and personal tools. Generate quotes, learn words, play Sudoku, track moods, or draft emails with results presented in easy-to-read cards.

**Highlights:** Offline AI chat and skills, Skill cards for easy access, Daily English word learning, Mood tracking, Sudoku puzzles, Email drafting, Customizable skill directories

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast PDF APP free?

Fast PDF APP costs $3.99, with no in-app purchases.

### Is SageMind AI free?

SageMind AI costs $0.69, with no in-app purchases.

### Do Fast PDF APP or SageMind AI have ads?

Neither Fast PDF APP nor SageMind AI shows ads.

### Which is updated more often, Fast PDF APP or SageMind AI?

Fast PDF APP ships an update every 10 days, and SageMind AI every 5 days. Most recently, Fast PDF APP was updated on October 9, 2026 and SageMind AI on October 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.*