URL: https://chat.openai.com

General-purpose conversational AI for drafting, editing, brainstorming and research assistance.

Free access: Always-available free tier with rate limits.

URL: https://claude.ai

Long-context AI assistant for writing, analysis and large document understanding.

Free access: Free plan with daily usage limits.

URL: https://gemini.google.com

Google’s AI assistant for drafting, rewriting and answering questions across topics.

Free access: Free account with usage limits.

URL: https://www.perplexity.ai

Answer-focused AI search that cites sources and helps generate research-backed writing.

Free access: Free usage with daily caps.

URL: https://www.notion.so/product/ai

Inline AI for drafting, summarising and reworking content inside Notion pages.

Free access: Free trial responses on new accounts.

URL: https://lex.page

Minimalist AI-native writing app for long-form drafting and idea expansion.

Free access: Free account with usage limits.

URL: https://www.notion.so/templates?tag=ai

Pre-built AI-powered writing templates for blogs, notes and project docs.

Free access: Free templates with a Notion account.

URL: https://quillbot.com

Paraphrasing and rewriting tool to adjust tone, clarity and style.

Free access: Free paraphraser with character limits.

URL: https://www.wordtune.com

Sentence-level rewriter that offers clearer, shorter or more formal alternatives.

Free access: Free plan with limited rewrites per day.

URL: https://www.grammarly.com

AI-enhanced grammar, clarity and tone checker for everyday writing.

Free access: Always-on free version.

URL: https://languagetool.org

Multilingual grammar and style checker with AI suggestions.

Free access: Free account with basic checks.

URL: https://hemingwayapp.com

Highlights complex sentences and readability issues for clearer prose.

Free access: Free browser editor.

URL: https://www.sudowrite.com

Fiction-focused writing assistant for expanding scenes, characters and descriptions.

Free access: Trial with a set number of generations.

URL: https://novelai.net

Story-generation platform for creative writing and narrative experimentation.

Free access: Limited free trial credits.

URL: https://rytr.me

Template-driven AI writer for blogs, ads, emails and social captions.

Free access: Free plan with monthly character limits.

URL: https://anyword.com

Marketing copy generator with performance scoring for different variants.

Free access: Trial with limited generations.

URL: https://www.writecream.com

AI writing toolkit for outreach emails, intros, social content and scripts.

Free access: Free plan with monthly credits.

URL: https://www.typewise.app/ai-writing

Business-focused AI writing assistant for emails and customer communication.

Free access: Free trial period.

URL: https://www.canva.com

All-in-one design tool with AI image generation, brand kits and social templates.

Free access: Generous free plan with templates and basic AI tools.

URL: https://www.khroma.co

Learns your favourite colours and generates palettes.

Free access: Fully free online.

URL: https://letsenhance.io

Upscales and cleans low-resolution photos.

Free access: Signup credits.

URL: https://cleanup.pictures

Brush to remove objects, wires and blemishes.

Free access: Free standard-resolution edits.

URL: https://www.designify.com

Creates clean, stylised ecommerce product shots.

Free access: Free basic exports; higher res paid.

URL: https://www.pixelcut.ai

Mobile-first product photos, collages and BG removal.

Free access: Free plan with limits.

URL: https://illustroke.com

Generates vector-style illustrations from text prompts.

Free access: Demo previews free.

URL: https://www.cartoonify.de

Simple portrait-to-cartoon converter for avatars.

Free access: Completely free to use.

URL: https://www.profilepicture.ai

Creates stylised, on-brand AI portraits.

Free access: Free previews; packs are paid.

URL: https://simplified.com

Design editor with AI writing and brand kits.

Free access: Free plan available.

URL: https://patterned.ai

Seamless patterns for textiles, wallpaper and print.

Free access: Free watermarked exports.

URL: https://looka.com

Logo and brand kit generator from a few prompts.

Free access: Design exploration is free.

URL: https://drawanyone.ai

Stylised portraits and character designs from selfies.

Free access: Sample render options.

URL: https://vanceai.com

Upscaler, de-noise, sharpen and more in one suite.

Free access: Free credits on signup.

URL: https://www.makermockup.com

Places art into realistic frames and environments.

Free access: Low-res mockups free.

URL: https://mokker.ai

Generates pro-looking product shots from quick snaps.

Free access: Trial image credits.

URL: https://designs.ai

Logos, social graphics and quick promo videos.

Free access: Free trial with limited exports.

URL: https://www.remove.bg

Fast, clean background removal for portraits/products.

Free access: A few free images monthly.

URL: https://brandmark.io

Logo ideas, palettes and font pairings in seconds.

Free access: Exploring designs is free.

URL: https://www.recraft.ai

Vector icons and illustrations via text prompt.

Free access: Free plan with export caps.

URL: https://www.autoretouch.com

Bulk retouching pipeline for fashion and product photography.

Free access: Trial credits for new users.

URL: https://www.aijournalapp.ai

Completely free AI journaling app focused on mental wellness and self-reflection.

Free access: Fully free, no tiers or paywalls.

URL: https://www.rosebud.app

AI journaling app for emotional processing, pattern spotting and personal insight.

Free access: Start with a free trial; core journaling experience accessible before upgrading.

URL: https://www.mylifenote.ai

AI “mentor” journaling app that responds using perspectives from historical thinkers.

Free access: Free tier with basic journaling and AI mentor access.

URL: https://www.reflection.app

AI-assisted journaling and daily prompts with coaching-style reflections.

Free access: Free version includes core journaling, daily prompts and AI coach.

URL: https://www.wellzy.io

AI therapist-style coach with CBT tools and breathing exercises for anxiety management.

Free access: Free tools to manage anxiety and chat with the AI coach; premium adds more depth.

URL: https://earkick.com

Anonymous AI chat “Panda” for CBT-style self-care, habit tracking and stress management.

Free access: Free version includes AI chat, daily check-ins, summaries and habit tracking.

URL: https://abby.gg

AI “therapist” that draws on CBT, DBT and other modalities for structured self-help conversations.

Free access: Free version with basic features; paid tier unlocks deeper insights and tools.

URL: https://freudly.ai

CBT-inspired AI mental health companion for stress, anxiety, burnout and relationship struggles.

Free access: Offers free AI “therapy” sessions with optional paid upgrades.

URL: https://gorilla.sc

No-code online experiment builder for cognitive and behavioural tasks with precise timing.

Free access: Build experiments for free; pay only when collecting participant data.

URL: https://www.labvanced.com

Browser-based platform to design and run online experiments with millisecond-accurate timing.

Free access: Build experiments at no cost; data collection billed separately.

URL: https://semopenalex.org

Semantic search over the full OpenAlex database.

Free access: Completely free.

URL: https://pypi.org/project/pyBibX

Python package for bibliometrics and topic modelling.

Free access: Fully open-source.

URL: https://github.com/search?q=PyZoBot+zotero

Experimental assistant for querying large Zotero libraries.

Free access: Free to self-host.

URL: https://www.open-research.ai

Upload collections of papers and ask questions about them.

Free access: Free tier + open beta features.

URL: https://www.researchrabbit.ai

Visual maps of related authors, papers and research clusters.

Free access: Free for individual researchers.

URL: https://consensus.app

Search engine that summarises peer-reviewed evidence.

Free access: Free monthly searches.

URL: https://www.litmaps.com

Creates forward/backward citation maps of any research area.

Free access: Free maps with usage caps.

URL: https://elicit.com

AI that automates parts of systematic literature reviews.

Free access: Free while in open beta.

URL: https://scite.ai

See whether papers support, contrast, or merely mention each other.

Free access: Freemium tier.

URL: https://www.connectedpapers.com

Interactive research-map showing prior & derivative papers.

Free access: Several free graphs monthly.

URL: https://inciteful.xyz

Citation-analysis tools to surface influential research.

Free access: Free tier.

URL: https://www.scholarcy.com

Turns research PDFs into structured flashcards.

Free access: Limited free card generation.

URL: https://iris.ai

Concept-based discovery engine for scientific literature.

Free access: Free community plan.

URL: https://www.dimensions.ai

Search across publications, grants, patents and trials.

Free access: Free assistant tier.

URL: https://www.semanticscholar.org

General academic search engine powered by AI.

Free access: 100% free.

URL: https://kopernio.com

Browser extension to find full-text academic PDFs instantly.

Free access: Free extension.

URL: https://humanloop.com

AI workflow and dataset refining tool for behavioural and cognition models.

Free access: Trial account with limited features.