# AI Email Generator vs FLY PDF

The clearest difference is in-app purchases: AI Email Generator at none against FLY PDF's 3. AI Email Generator also leads on iOS requirement (14.0 vs 17.0). FLY PDF's advantage is ads (none vs shown) and rating (5.0 vs 4.7). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. FLY PDF sells 3 in-app purchases, starting at $5.99 per month. AI Email Generator asks for nothing beyond the download.

FLY PDF holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AI Email Generator | FLY PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/ai-email-generator/id6702022006/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fly-pdf-pdf-reader-and-viewer/id6741893203/reviews)** |
| Number of ratings | **3** | 2 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Daily | Daily |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 11 MB | 13 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Krushit Sachapara](https://appshunter.io/developer/1695773916) | [Tran Thi Viet](https://appshunter.io/developer/1781505229) |

## What reviewers say

### AI Email Generator

[App page](https://appshunter.io/ios/app/ai-email-generator/id6702022006)

Effortlessly craft professional and personalized emails in seconds with AI-powered assistance. Generate contextually relevant, grammatically correct responses or new emails for any situation, saving you time and ensuring polished communication.

**Highlights:** AI-powered email generation, Smart reply suggestions, Customizable templates, Tone adjustment, Grammar and spell check, Subject line suggestions, Email personalization

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

**In-app purchases:** none


### FLY PDF

[App page](https://appshunter.io/ios/app/fly-pdf-pdf-reader-and-viewer/id6741893203)

This app offers a comprehensive suite of tools for viewing, annotating, and managing PDF documents on mobile devices. It features customizable reading themes, secure passcode protection for sensitive files, and easy sharing options. Designed for efficiency and convenience, it streamlines PDF handling for professionals, students, and everyday users.

**Highlights:** Comprehensive PDF viewing, Annotate and highlight PDFs, Customizable reading themes, Secure passcode protection, Efficient PDF sharing, Fast PDF import

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Premium Monthly | $5.99 | per month |
| PDF Premium Yearly | $39.99 | per year |
| PDF Premium Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is AI Email Generator free?

AI Email Generator is free to download, with no in-app purchases.

### Is FLY PDF free?

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

### Which has better reviews, AI Email Generator or FLY PDF?

FLY PDF is rated higher. AI Email Generator averages 4.7 out of 5 from 3 ratings, while FLY PDF averages 5.0 from 2 ratings.

### Do AI Email Generator or FLY PDF have ads?

AI Email Generator shows ads; FLY PDF does not.

### Which is updated more often, AI Email Generator or FLY PDF?

AI Email Generator ships an update daily, and FLY PDF daily. Most recently, AI Email Generator was updated on October 22, 2026 and FLY PDF on October 25, 2026.

---

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