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Best Scientific Writing Tool Apps

241+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Finding the right scientific writing tool app can be overwhelming with so many options. We've analyzed 241+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Scientific Writing Tool

ParagraphAI: Writer & Keyboard#1

ParagraphAI: Writer & Keyboard by ParagraphAI Inc.

AI Writing: Email, Essay, Text
Editor's Choice
📊 Productivity
4.8😐(2.5K ratings)
FreeAdsIn-App Purchases
ParagraphAI: Writer & Keyboard screenshot 1
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ParagraphAI: Writer & Keyboard screenshot 3
ParagraphAI: Writer & Keyboard screenshot 4
ParagraphAI: Writer & Keyboard screenshot 5
ParagraphAI: Writer & Keyboard screenshot 6

Harness the power of AI with a cutting-edge writing assistant application that offers advanced text prediction and editing capabilities. Elevate your writing experience and efficiency with ParagraphAI – your ultimate tool for seamless content creation.

What We Love

  • 🚀 Powerful writing assistant
  • 👍 Helpful for improving writing quality
  • 🚀 Saves time on writing tasks
  • 🚀 Generates professional-sounding content

Room to Improve

  • 🐛 Frequent crashes and glitches
  • 💰 Expensive subscription
  • 🔒 Data privacy concerns
Wordtune: AI Writing Keyboard#2

Wordtune: AI Writing Keyboard by AI21 Labs, Inc.

AI Writing App & Paraphrasing
Strong Contender
📊 Productivity
4.4😐(960 ratings)
FreeAdsIn-App Purchases
Wordtune: AI Writing Keyboard screenshot 1
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Wordtune: AI Writing Keyboard screenshot 5
Wordtune: AI Writing Keyboard screenshot 6

Revolutionize your writing with an innovative AI-powered keyboard app that helps enhance your text for clarity and impact. Try it now for faster, better writing!

What We Love

  • 💡 Helpful for improving writing
  • 👍 User-friendly interface
  • 🚀 Efficient at rephrasing and suggesting edits
  • 💡 Variety of features (e.g., tone adjustments, word suggestions)

Room to Improve

  • 🔒 Requires full keyboard access
  • 💰 Expensive subscription
  • 🐛 Glitchy, unreliable, or inconsistent performance
Fortelling - Story Writing App#3

Fortelling - Story Writing App by AJP Digital Tools B.V.

Book & novel: world plotting
Worth Considering
📊 Productivity
4.5😊(890 ratings)
FreeAdsIn-App Purchases
Fortelling - Story Writing App screenshot 1
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Fortelling - Story Writing App screenshot 4
Fortelling - Story Writing App screenshot 5
Fortelling - Story Writing App screenshot 6

Organize your novel plots effectively with Fortelling - Writer Tools. Start writing your next novel with the tools and resources provided.

What We Love

  • 🚀 Amazing tools
  • 🚀 Interesting prompts
  • 👍 Helpful for planning stories
  • 👍 Detailed character and world-building

Room to Improve

  • 🐛 Crashes and freezes
  • 🐛 Unresponsive save feature
  • 🐛 Difficulty deleting or rearranging content

More Scientific Writing Tool apps to explore

4
Quillbot: Gen AI Writing Tool
Quillbot: Gen AI Writing Tool
Quillbot: Gen AI Writing Tool
Paraphrase & Grammar Check App
Free

Enhance your writing with an AI Writing Keyboard offering 7 paraphrasing modes tailored for different writing styles and projects. Perfect for all writers, it provides real-time suggestions, AI assistance, and customization options to create polished content effortlessly.

📊 Productivity
(58)
5
Claude by Anthropic
Claude by Anthropic
Claude by Anthropic
AI assistant for life and work
Free

Get instant help on various tasks with Claude, an AI assistant that offers intelligence at your fingertips. Collaborate, brainstorm, or get assistance with daily tasks while on the go. Trust Claude to be your reliable partner for all your needs. To learn more, visit the website.

📊 Productivity
(177K)
6
AI Assistant: Images & Writing
AI Assistant: Images & Writing
AI Assistant: Images & Writing
ChatGPT, Chatbot, Chat, Photos
Free

Chatster AI is an innovative writing application that uses artificial intelligence to generate text based on user input. Enhance your writing experience with Chatster AI for quick and creative content creation.

📊 Productivity
(18)
7
AI Writer: Email Letter Essay
AI Writer: Email Letter Essay
AI Writer: Email Letter Essay
AI Keyboard, Writing Assistant
Free

AI Writer is a cutting-edge writing assistant that helps you effortlessly generate high-quality content for any scenario. With instant content generation, ready-to-use templates, and multilingual support, AI Writer is your go-to tool for overcoming writer's block and creating professional writing pieces in seconds. Start writing effortlessly today!

🔍 Reference
(6.5K)
8
Paraphrasing Tool: Rewriter
Paraphrasing Tool: Rewriter
Paraphrasing Tool: Rewriter
Paraphraser for Better Writing
Free

An advanced AI rewriter tool that utilizes artificial intelligence to effectively paraphrase text, offering features like adjustable parameters, various writing styles, and a built-in plagiarism checker. Simply paste your text, set preferences, click "Paraphrase," and refine the result before exporting or sharing. Ideal for students, writers, marketers, researchers, and all looking to improve their content effortlessly. Try now for enhanced writing and communication!

📊 Productivity
(409)
9
Sudowrite - AI Novel Writing
Sudowrite - AI Novel Writing
Sudowrite - AI Novel Writing
AI fiction writing & dictation
Free

This AI-powered writing app helps creative writers generate story ideas, write novels, craft poetry, and improve their fiction anytime, anywhere. It offers a range of tools to support writers in their creative process, allowing them to explore new ideas and bring their stories to life.

🔧 Utilities
(1)
10
Friday AI Email Writer
Friday AI Email Writer
Friday AI Email Writer
PRO Letter, Mail & Text Writer
Free

Enhance your writing skills with an AI-powered app that provides personalized suggestions and story-telling for better, faster, and more efficient writing. From composing emails to proofreading, Friday assists with various writing tasks. Try our 3-day free trial for unlimited access and start writing like a pro today!

📊 Productivity
(9.6K)
11
AI Chatbot: Pixi
AI Chatbot: Pixi
AI Chatbot: Pixi
Chat built on top Al models
Free

Experience the pinnacle of AI-driven chat with Pixi. Engage in dynamic conversations, receive personalized recommendations, and explore a world of possibilities. Start chatting today and discover a new way to connect!

📊 Productivity
(12K)
12
ChatBox AI - Chatbot Assistant
ChatBox AI - Chatbot Assistant
ChatBox AI - Chatbot Assistant
Top Al models・Image Generator
Free

ChatBox offers an AI chatbot that uses natural language processing to provide personalized interactions and assistance seamlessly. ChatGPT can handle a range of tasks and conversations, making it a versatile tool for productive and engaging communication. Experience smart conversations today!

📊 Productivity
(163K)
13
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Correct spelling, rewrite tool
Free

Discover a powerful AI tool designed to enhance your writing with advanced grammar checking and paraphrasing capabilities. Elevate your content to new heights with this innovative application. Try it now for error-free writing!

📊 Productivity
(3.2K)
14
Paraphrase AI: Reword Tool
Paraphrase AI: Reword Tool
Paraphrase AI: Reword Tool
Translate, Reword & Humanize
Free

Unlock the Power of Words! Paraphrase AI is your AI-powered writing assistant for effortless rewording and creative content transformation. Choose from various writing modes like General, Casual, Professional, and Academic to suit your needs. Craft compelling essays, emails, reports, and more with precision and ease!

📊 Productivity
(155)
15
AI Essay Writer: Writing Tools
AI Essay Writer: Writing Tools
AI Essay Writer: Writing Tools
Write Sentence, Paper, Article
Free

This application is an AI-powered essay writing tool designed for students, professionals, and anyone needing high-quality essays. It streamlines the essay writing process by analyzing the topic and generating a tailored essay, offering a user-friendly interface, plagiarism checker, and customization options. Subscribe for unlimited content generation and premium features for $99 USD/year. Try AI Essay Writer for easier and more efficient essay writing.

📚 Education
(736)
16
Paraphrase AI: Rewrite Tool
Paraphrase AI: Rewrite Tool
Paraphrase AI: Rewrite Tool
Hummanize & Reword Assistant
Free

Experience natural and engaging conversations with an AI-powered chatbot for various tasks with the revolutionary Chat AI app. Get help with homework, schedule tasks, play games, and enjoy casual chats with your own virtual friend right on your iPhone. Start chatting today!

📊 Productivity
(122)
17
Ginger Writer
Ginger Writer
Ginger Writer
Grammar Checker, Paraphraser
Free

Enhance your writing effortlessly with an AI-powered grammar checker and paraphraser, ideal for students, professionals, and English learners. Access a range of features like sentence rephrasing, translation, and dialect selection to refine your writing skills. Get started now for improved writing quality!

📊 Productivity
(3.5K)
18
AI Email Writer: Lazy Mail
AI Email Writer: Lazy Mail
AI Email Writer: Lazy Mail
Type, Reply, Correct Any Text
Free

Unlock your writing potential and boost productivity with our AI-powered app. Enhance your emails with personalized suggestions, customizable tone, and desired text length. From composing letters in one sentence to engaging in conversations on any topic, improve your writing skills effortlessly. Download now and unleash your full potential!

📊 Productivity
(195)
19
AI Writer Assistant - Lek
AI Writer Assistant - Lek
AI Writer Assistant - Lek
Chatbot and Image Generator
Free

AI Writer Assistant - Lek is a versatile writing tool powered by artificial intelligence designed to assist with various writing tasks. Ideal for content creators, students, businesses, and more, it offers features such as generating ad copies, improving SEO meta-data, writing emails, crafting product descriptions, and much more. Experience easy content generation by simply selecting a use case, entering input, and clicking "generate." Streamline your writing process effortlessly with Lek.ai.

📊 Productivity
(75)
20
AI Chat 5.6: Genius
AI Chat 5.6: Genius
AI Chat 5.6: Genius
Chatbot Agent 4.0 Built on GPT
Free

AI Chat 4.0: Genius is an innovative application leveraging advanced AI technology to provide intelligent conversational interactions. Engage in meaningful conversations, receive personalized recommendations, and explore an array of features designed to enhance your chat experience. Elevate your interactions with AI Chat 4.0: Genius today!

🔧 Utilities
(999)

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