AI Prompt Editor vs Prompts by E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AI Prompt Editor
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AI Prompt Editor is an app designed to facilitate more advanced interactions with chat AI. You can edit and send sophisticated instruction sentences, known as "prompts", to the AI based on templates. Additionally, you can manipulate the AI's role and tone through system messages. 【Prompt Editing】 Choose topics from templates and easily create advanced prompts in a fill-in-the-blank format. 【System Messages】 Easily input system messages to control the AI's actions and tone. You can even make the AI speak in a casual tone or say something a bit unusual. There is a daily limit to the number of characters you can use. This app can be accessed via Sign in with Apple (this is for managing usage per user, and does not collect personal information).
Prompts by E
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.
- Create and manage prompt templates
- Generate easy-to-fill forms for prompts
- Copy generated prompts to clipboard
- Use with generative AI apps
- Intuitive interface
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Prompts by E-String provides an intuitive interface that helps you craft, manage, and execute AI prompts seamlessly. We empower you to get the most out of your AI interactions, whether you're an AI hobbyist, professional, or a corporate team. Create and manage a list of prompt templates that you can fill out and use over and over again. The app generates an easy to fill out form for each prompt template that you can use to create a prompt for any situation. When you are ready to use a prompt, the app generates the prompt and copies it to the pasteboard so you can paste it into any generative app such as the ChatGPT app or any web page. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: AI Prompt Editor at none against Prompts by E's 1. AI Prompt Editor also leads on update cadence (every 6 days vs every 2 months) and iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Prompts by E sells 1 in-app purchase, starting at $0.99 per month. AI Prompt Editor asks for nothing beyond the download.
AI Prompt Editor ships an update every 6 days, Prompts by E every 2 months. The most recent releases landed on September 19, 2026 and June 24, 2026 respectively.
| Parameter | AI Prompt Editor | Prompts by E |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 6 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 15 MB | 18 MB |
| Age rating | 17+ | 4+ |
| Developer | Rei Okiyama | E-String Technologies, Inc. |
In-app purchases
AI Prompt Editor
No in-app purchases
Prompts by E
- Prompts Pro Monthly$0.991 Month
Questions
Is AI Prompt Editor free?
Is Prompts by E free?
Do AI Prompt Editor or Prompts by E have ads?
Which is updated more often, AI Prompt Editor or Prompts by E?
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