AI Prompt Editor vs Lefty Keyboard
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).
Lefty Keyboard
A universal keyboard layout designed specifically for left-handed iPhone and iPad users. It prioritizes privacy with no tracking or full access, and is optimized for performance and battery life.
- Left-handed layout
- Universal for iPhone/iPad
- No full access required
- No tracking
- No ads
- Lightweight and battery-friendly
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Lefty Keyboard — the keyboard built for the 10% who are left out. Every mainstream keyboard is laid out for right-handers. Lefty Keyboard mirrors the layout for your left hand, so one-handed typing finally feels natural. FEATURES • Left-hand optimized layout — keys placed for easy left-thumb reach • 8 English locales (US, UK, AU, CA and more) + Turkish • Numpad for numbers • Spacebar-drag cursor control — slide the spacebar to move the caret • Custom key & letter colors for light and dark mode • Key press sounds • Smart auto-correction with downloadable dictionaries • Lightweight and battery-friendly PRIVACY FIRST The keyboard has NO Full Access and never logs your keystrokes — what you type never leaves your device. Privacy Policy: https://www.hiddenmine.com/apps/lefty-keyboard/privacy Terms of Use (EULA): 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 Lefty Keyboard's 5. AI Prompt Editor also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.0). On price, update cadence 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. Lefty Keyboard sells 5 in-app purchases, starting at $2.99 per month. AI Prompt Editor asks for nothing beyond the download.
AI Prompt Editor ships an update every 6 days, Lefty Keyboard every 9 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | AI Prompt Editor | Lefty Keyboard |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 6 days — better | Every 9 days |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 15 MB | 10 MB |
| Age rating | 17+ | 12+ |
| Developer | Rei Okiyama | EMiR EMRAH UCKAN |
In-app purchases
AI Prompt Editor
No in-app purchases
Lefty Keyboard
- Lefty Pro Monthly$2.991 Month
- Lefty Pro7 Days trial$29.991 Year
- Küçük Bahşiş$0.99
- Orta Bahşiş$2.99
- Büyük Bahşiş$4.99
Questions
Is AI Prompt Editor free?
Is Lefty Keyboard free?
Do AI Prompt Editor or Lefty Keyboard have ads?
Which is updated more often, AI Prompt Editor or Lefty Keyboard?
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