6,622 tools, each one opened, scored and signed by a Toolio reviewer

KeysAI

Only for iPhone, lacks macOS support.

Checked 4 Oct 2026 Reviewed by Alex Listed since September 2024

Screenshot of KeysAI

At a glance

Starts at from $19 per month Price as published by the vendor, September 2026.
Free tier No
Platforms iPhone
Best for IPhone users needing basic grammar checks.
Not for Mac os users

3.8 out of 5

Scored by Alex after real use

Our verdict

KeysAI offers real-time typo fixing and word suggestions on the go but falls short without desktop compatibility or advanced features. Not recommended if you need extensive linguistic assistance across devices.

✓What it does well

Typos and grammar checksMeticulously catches grammatical errors in text input.
Real-time feedbackImmediate suggestions for word choices and typo correction.
Translation SupportProvides real-time translation across languages.

✕Where it falls short

MacOS supportNot designed or verified for macOS devices.
Advanced featuresLimited content modification capabilities compared to competitors.
CostRequires subscription for full access, starting from $19 per month.

Key features

In-app purchasesOffers optional upgrades and premium features through IAP.
Translation supportProvides real-time translation across languages (currently limited).
ParaphrasingAllows generating unique content, but with basic functionality only.
Context-Aware AI ContinuationAutomatically continues messages based on context.

Questions about KeysAI

What does KeysAI do?

KeysAI is an AI keyboard for iPhone that fixes typos and catches grammar errors in real time while offering word suggestions. It also provides translation across languages, though that is currently limited, along with basic paraphrasing and context-aware continuation of messages.

How much does KeysAI cost?

KeysAI starts at $19 per month, a price published by the vendor in September 2026, and a subscription is required for full access. There is no free tier, and optional upgrades and premium features are offered through in-app purchases.

Does KeysAI work on Mac?

No. KeysAI runs only on iPhone and is not designed or verified for macOS devices. The reviewer does not recommend it for anyone who needs extensive language assistance across devices, and Toolio lists it as not for macOS users.

What are the limits of KeysAI?

The reviewer says KeysAI has limited content modification features compared to competitors, with paraphrasing that offers only basic functionality. Its lack of desktop support and its subscription cost from $19 per month also count against it.

Who is KeysAI best for?

Toolio lists KeysAI as best for iPhone users who need basic grammar checks while typing on the go. It holds a Toolio score of 3.8 out of 5, and Toolio lists AIPRM, CoWriter AI and Sider AI as alternatives.

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