Summary Acti turns the mobile keyboard into an AI action layer for search, links, calendar actions, Notion docs, LinkedIn profiles, and custom workflows. Grammarly helps users write clearly across documents, email, browsers, and apps. Review Pro pricing, AI prompts, plagiarism checks, security, and best-fit use cases. Slack AI review for AI productivity tool: key features, pricing signals, pros, cons, best-fit users, and rollout notes. Pricing Model Free Freemium Freemium Starting Price 100% Free Free + Premium Free + Premium Current Version — — — Category Rankings Strengths Strong mobile-first concept that reduces app switching Available on both iPhone and Android Works in any text field where the keyboard is active Custom skills make it more flexible than a basic AI keyboard Works across many everyday writing surfaces Strong free plan for basic corrections Pro combines rewrites, tone, plagiarism, AI detection, and team features Enterprise controls support regulated or larger organizations Focused AI productivity tool workflow gives users more structure than a generic assistant. Public product messaging makes the main use case clear enough for fast evaluation. Useful for repeat work where templates, exports, integrations, or review steps save time. Can reduce blank-page or manual production work while keeping humans in control of final quality. Limitations Keyboard permissions require careful privacy review Free Credits limits are not fully quantified in the public terms Workflow quality depends on integrations and skill configuration Some enterprise teams may block third-party keyboards on managed devices Pro pricing may be too much for occasional users AI prompt limits differ sharply by plan Enterprise features require sales contact Suggestions still need human review for sensitive writing Public pages may not expose every limit, integration detail, security term, or procurement requirement. Output quality depends heavily on input quality, source material, prompts, and review discipline. Highly custom workflows may still require specialist review, manual editing, or additional tools. Advanced exports, admin controls, API access, or commercial rights may require paid or enterprise plans. 
