# Prompts by E vs AI Prompt Pro

The clearest difference is update cadence: AI Prompt Pro at daily against Prompts by E's every 2 months. AI Prompt Pro also leads on iOS requirement (15.1 vs 26.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Prompts by E sells 1 in-app purchase, starting at $0.99 per month and AI Prompt Pro sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Prompts by E against 5.0 for AI Prompt Pro. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Prompts by E ships an update every 2 months, AI Prompt Pro daily. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Prompts by E | AI Prompt Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/prompts-by-e-string/id6450276417/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/ai-prompt-pro/id6761075203/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 18 MB | 38 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [E-String Technologies, Inc.](https://appshunter.io/developer/294199643) | [Zenny Days](https://appshunter.io/developer/1887639404) |

## What reviewers say

### Prompts by E

[App page](https://appshunter.io/ios/app/prompts-by-e-string/id6450276417)

This app helps you create, manage, and use AI prompt templates. It generates easy-to-fill forms for your prompts and copies the final output to your clipboard for use in other generative AI applications.

**Highlights:** Create and manage prompt templates, Generate easy-to-fill forms for prompts, Copy generated prompts to clipboard, Use with generative AI apps, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prompts Pro Monthly | $0.99 | per month |


### AI Prompt Pro

[App page](https://appshunter.io/ios/app/ai-prompt-pro/id6761075203)

Access a library of pre-made AI prompt templates for various AI assistants, or create your own with smart variables. Save your favorites and easily copy prompts with a single tap.

**Highlights:** Curated prompt library, One-tap copy to clipboard, Favorites and search functionality, Prompt Creator with variable builder, AI Assist for template generation, Works with any AI assistant

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Creator Pro | $4.99 | per month |
| Unlock Prompt Library | $4.99 | one-time |


## Frequently asked questions

### Is Prompts by E free?

Prompts by E is free to download, with in-app purchases available.

### Is AI Prompt Pro free?

AI Prompt Pro is free to download, with in-app purchases available.

### Which has better reviews, Prompts by E or AI Prompt Pro?

Prompts by E and AI Prompt Pro are both rated 5.0 out of 5 on the App Store, from 5 and 2 ratings respectively.

### Do Prompts by E or AI Prompt Pro have ads?

Neither Prompts by E nor AI Prompt Pro shows ads.

### Which is updated more often, Prompts by E or AI Prompt Pro?

Prompts by E ships an update every 2 months, and AI Prompt Pro daily. Most recently, Prompts by E was updated on October 10, 2026 and AI Prompt Pro on October 14, 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.*