# AI Keyboard vs Plc Echo

The clearest difference is in-app purchases: Plc Echo at none against AI Keyboard's 12. Plc Echo also leads on iOS requirement (15.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AI Keyboard sells 12 in-app purchases, starting at $3.99 per 7 days. Plc Echo asks for nothing beyond the download.

AI Keyboard ships an update every 3 weeks, Plc Echo fortnightly. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | AI Keyboard | Plc Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (370 ratings)](https://appshunter.io/ios/app/ai-keyboard-keyai/id6466343783/reviews)** | — |
| Number of ratings | **370** | — |
| Positive reviews | 81.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 231 MB | 64 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ENGINES STUDIO LAB](https://appshunter.io/developer/1686902830) | [Automation Consultancy Limited](https://appshunter.io/developer/1643543475) |

## What reviewers say

### AI Keyboard

[App page](https://appshunter.io/ios/app/ai-keyboard-keyai/id6466343783)

Enhance your writing across all apps with an AI-powered keyboard and assistant. Translate, correct grammar, adjust tone, and generate content like emails and summaries. Save time with auto-paste and get smart replies.

**Highlights:** Global translation in 99+ languages, Grammar and spell check, Tone adjustment, Auto-paste for quick snippets, Email generation, Paraphrasing and summarization, AI-driven replies

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Keyboard for 1 week | $3.99 | per 7 days |
| AI Typer Pro 1 week | $4.99 | per 7 days |
| AI Keyboard Pro for 1 Year | $19.99 | per year |
| AI Typer Pro 1 Year | $39.99 | per year |
| AI Keyboard for 1 Year | $39.99 | per year |
| AI Keyboard | $40.00 | per year |
| Lifetime Premium | Free | one-time |
| Cookie Tip | $0.99 | one-time |
| Coffee Tip | $2.99 | one-time |
| Burger Tip | $4.99 | one-time |
| Pizza Tip | $9.99 | one-time |
| AI Keyboard Premium Lifetime | $59.99 | one-time |

**What reviewers like**

- 🚀 Highly functional and accessible
- 🚀 Powerful and fast typing experience
- 👍 Excellent AI suggestions and predictions
- 👍 Customizable and user-friendly
- 👍 Helpful for writing and proofreading

**What reviewers complain about**

- 🐛 Occasional crashes and freezes
- 🐛 Compatibility issues with some apps
- 🔋 High battery consumption reported
- 🔒 Privacy concerns with full keyboard access

**Reported bugs**

- Keyboard lags and becomes unresponsive during fast typing
- Automatic reply feature not working as expected
- Grammar check deleting or repeating text unexpectedly
- Compatibility issues on older devices and certain OS versions

**Requested features**

- Add support for more languages (e.g., Vietnamese, Arabic)
- Implement swipe/gesture typing functionality
- Improve integration with popular messaging apps
- Add customization options for keyboard themes and layouts
- Enhance grammar correction and tone adjustment capabilities


### Plc Echo

[App page](https://appshunter.io/ios/app/plc-echo/id6738625340)

**In-app purchases:** none


## Frequently asked questions

### Is AI Keyboard free?

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

### Is Plc Echo free?

Plc Echo is free to download, with no in-app purchases.

### Do AI Keyboard or Plc Echo have ads?

Neither AI Keyboard nor Plc Echo shows ads.

### Which is updated more often, AI Keyboard or Plc Echo?

AI Keyboard ships an update every 3 weeks, and Plc Echo fortnightly. Most recently, AI Keyboard was updated on October 24, 2026 and Plc Echo on October 27, 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.*