Olli – AI Writing: Grammar, Rewrite, Prompt & Template Library
Overview
Fix grammar, rewrite text & enhance prompts anywhere you type. Plus a built-in prompt & template library for daily writing.
✨ Write clearly. Prompt smarter. Reuse your best ideas. Olli brings an AI writing assistant, grammar tools, prompt enhancement, reusable prompts, templates, translation, OCR, and contextual replies into one Chrome extension. Use focused actions where you already type, or open the side panel for a complete workspace. 🚀 KEY FEATURES AT A GLANCE ✍️ Improve writing anywhere you type with quick, user-triggered actions. ✅ Fix grammar, spelling, punctuation, wording, clarity, and sentence flow. 🔄 Rewrite text, paraphrase ideas, rephrase text, or make a passage shorter. 💡 Find better words, refine word choice, and strengthen vocabulary. 🎯 Draft content and replies with controls for tone, length, style, and language. ✨ Enhance rough AI prompts with clearer context, intent, and instructions. 📚 Save unlimited prompts and reusable writing templates in an organized library. ⌨️ Insert saved prompts and templates into supported text fields with shortcuts. 🌍 Translate between languages with source detection and favorite-language controls. 🔤 Run a focused spell check and review suggested corrections before inserting them. 📷 Extract editable text from uploaded images or a selected screenshot area with OCR. 💬 Generate contextual reply ideas for emails, messages, discussions, and posts. 📋 Copy results, insert them into the current field, or keep them in writing history. 🛡️ Choose where Olli appears: globally, on a domain, or only on the current page. ✍️ WRITE WITH MORE CLARITY AND CONFIDENCE Olli is designed to reduce the friction between a rough thought and clear final text. Select text or place the cursor in a supported editor, open Olli, and choose the action that matches your goal. The result stays under your control: review it, edit it, copy it, or insert it only when you are ready. As a grammar checker, Olli looks beyond isolated typos. Its AI grammar checker workflow can support grammar correction, sentence structure, readability, and natural phrasing together. Use Fix Grammar when you want to correct a sentence while preserving its meaning. The same action can act as a punctuation checker, clarity checker, proofreader, and practical proofreading tool for everyday drafts. The dedicated spell check workspace helps identify possible spelling problems and presents corrections for review. It works as a contextual spelling checker rather than silently changing your words. You decide which result to copy or insert. Because language tools can make mistakes, important text should always receive a final human review. 🔄 REWRITE, REPHRASE, AND IMPROVE TEXT Use Olli as a paraphrasing tool when the idea is right but the wording is not. You can paraphrase a passage, reword an awkward sentence, or use the AI text rewriter to create a clearer alternative. The sentence rewriter workflow is useful for sentence improvement without rebuilding an entire document from the beginning. Olli also works as a text improver and AI text editor for selected content. It can help you improve writing by tightening structure, reducing repetition, and making the main idea easier to understand. This writing improvement workflow keeps the original goal visible while offering a cleaner alternative. Choose Make It Short to shorten text while retaining the essential meaning, or use the reply and writing tools to summarize the most relevant point before drafting a response. These tools are useful when you want to write better but still keep your own intent and voice. Olli does not publish, send, or submit generated content for you. It prepares an editable result so you remain responsible for the final wording. 🎯 BETTER WORDS, TONE, AND STYLE Small wording changes can transform how a message feels. Better Words helps as a word improver by suggesting more suitable vocabulary for the surrounding sentence. Use it as a vocabulary enhancer when a draft feels repetitive, or when you want synonyms and alternatives that better fit the context. Refined word choice can make a sentence more direct, specific, natural, or professional. The Write and AI Reply workspaces provide tone changer-style controls for different communication needs. Select formal, casual, professional, enthusiastic, informational, funny, empathetic, neutral, or other available preferences depending on the workflow. Use tone improvement to soften a response, increase confidence, or keep the message appropriate for its audience. You can also simplify text, expand a short idea, or choose a concise length when space is limited. 📧 EMAILS, MESSAGES, AND EVERYDAY CONTENT Olli can serve as an email writing assistant when a blank compose box slows you down. Use it to write emails from a short instruction, improve emails that already contain a draft, or prepare a contextual reply after reviewing the relevant thread. The result can be adjusted for tone and length before you insert it. The same workflow can improve messages for work, customer communication, team discussions, applications, and personal conversations. It can also assist with essays, social media posts, blog posts, reports, and other content writing tasks. Olli supports professional writing without forcing every message into the same voice: the final text can remain concise, friendly, formal, informative, or conversational. 💬 AI REPLY WITH CONTEXTUAL IDEAS When Olli detects a supported conversation or compose area, AI Reply can help you understand the visible context, identify useful response directions, and generate a draft based on the idea you choose. You can change style, length, or language and regenerate the current draft without leaving the page. This workflow is intended to help with relevant responses, not automatic sending. Always verify names, dates, commitments, quoted details, and sensitive information before using a generated reply. ✨ ENHANCE AND ORGANIZE AI PROMPTS Olli includes a prompt enhancer for turning a rough request into a clearer instruction. The AI prompt enhancer adds structure around the goal, relevant context, expected output, and constraints. It works as a prompt improver and AI prompt optimizer when an initial request is vague, incomplete, or likely to produce inconsistent results. Use prompt optimization to improve AI prompts for research, writing, brainstorming, analysis, planning, coding, learning, or creative work. The AI prompt assistant can consider visible conversation context on supported AI pages so references such as “revise the previous answer” are easier to express clearly. This supports practical prompt engineering without requiring users to memorize a complicated framework. Olli can be used as a ChatGPT prompt enhancer, Claude prompt enhancer, or Gemini prompt enhancer by preparing text that you choose to paste or insert into those services. These names identify common destinations where users may use their own prompts; Olli is not affiliated with, endorsed by, or produced by those services. For repeatable workflows, a dynamic template can act as a prompt generator: create placeholders such as tone, recipient, topic, or desired action, fill them when needed, and produce a final prompt. This makes recurring instructions easier to adapt without rewriting the same structure every time. 📚 PROMPT LIBRARY, PROMPT MANAGER, AND TEMPLATES The built-in prompt library keeps useful instructions close to the place where you work. Add your own entries, edit them, group them into categories, mark favorites, search the collection, and reorder tabs. As a prompt manager, Olli helps you save prompts instead of keeping scattered copies in notes or documents. The template library is designed for content that changes in predictable ways. Create writing templates and prompt templates for outreach, follow-ups, summaries, briefs, posts, replies, and repeat formats. Add placeholders to a template, fill the fields, preview the result, then copy or insert the completed text. Optional shortcuts provide fast access in supported fields. Type the configured shortcut, choose a matching prompt or template, and insert the saved content. Prompts, templates, categories, preferences, and history may be stored locally in Chrome; signed-in users may also sync supported library data through Olli services. 🌍 TRANSLATION, OCR, AND WRITING HISTORY Use the translation workspace to choose a source and target language, swap languages, search the language list, and save favorites for faster access. Translation output remains editable and should be reviewed when precision or specialized terminology matters. OCR extracts text from an image so it can be copied, edited, translated, or reused. Upload an image or intentionally capture a selected page area, then review the extracted text. Results can vary with image quality, font size, contrast, cropping, and layout. Writing history helps you return to recent Olli outputs. Filter by activity type, reopen relevant results, copy text, and keep useful items available for later review. Clear history using the controls provided whenever you no longer need it. ⚡ ONE-CLICK ACCESS WITHOUT AUTOMATIC CHANGES Olli keeps its most common actions within one-click reach through a configurable on-page bubble and side panel. This gives you real-time access to the tool while you work, but Olli does not continuously monitor every keystroke or automatically replace your writing. It processes content when you intentionally invoke a feature, such as selecting text, requesting an edit, opening AI Reply, translating, checking spelling, or using OCR. You can control Olli’s availability from the extension settings. Enable it everywhere, disable it globally, turn it off for a particular domain, or exclude only the current page. Bubble actions and their order can also be customized so your preferred tools appear first. 👥 WHO OLLI IS FOR 🎓 Students who want support refining essays, assignments, notes, and study prompts. 💼 Professionals preparing emails, reports, proposals, replies, and workplace messages. 📝 Writers developing clearer drafts, alternative phrasing, or reusable content systems. 🌐 Non-native English speakers who want help with grammar, spelling, tone, vocabulary, and clarity. 🔬 Researchers, creators, marketers, support teams, and independent professionals who reuse prompts or structured templates. 🙌 Anyone looking for an AI writing tool that combines editing, prompt organization, and browser-based workflows. 🎁 STARTER ACCESS, SIGN-IN, AND OPTIONAL PRO PLANS Olli includes free access through a one-time starter credit allowance after sign-in. Free credits can be used for supported AI writing, reply, translation, spell-check, prompt-enhancement, and OCR actions until the allowance is used. The free allowance does not renew automatically. You can explore local areas such as the prompt library, writing templates, and settings with no sign-up before starting a cloud-processed AI request. Sign-in is required to claim and use free AI credits, synchronize supported account data, or purchase and use a Pro plan. Available plans, credit amounts, renewal details, and current pricing are shown in Olli’s pricing screen before checkout. Pro plans provide a larger credit allowance for supported actions. Credit availability is displayed in the extension, and paid access is activated only after payment is verified. If a renewal payment fails, Olli returns the account to its preserved free balance according to the billing rules shown in the product. Subscription cancellation is handled through support and takes effect at the end of the already-paid cycle unless applicable law requires otherwise. 🔐 PRIVACY AND USER CONTROL Olli requests access to supported web pages so its user-facing bubble, side panel, selected-text actions, reply tools, prompt insertion, and OCR capture can work where you choose to use them. It does not sell user text, page content, screenshots, prompts, templates, or history for advertising. When you intentionally use an AI-powered feature, the relevant text, selected context, image, or screenshot may be sent to Olli’s backend and its configured service providers to produce the requested result. Account and session services are used for authentication, credits, synchronization, billing status, reliability, and abuse prevention. Review the Olli Privacy Policy on the Chrome Web Store listing for full details about data handling, storage, providers, retention, and user choices. AI-generated writing, translations, spelling suggestions, prompt revisions, and OCR output may be incomplete or inaccurate. Review every result before sending, publishing, submitting, or relying on it for an important decision. 🚀 HOW TO GET STARTED 1️⃣ Install the Olli AI Chrome extension and pin it for quick access. 2️⃣ Open the popup or side panel to explore prompts, templates, settings, and available tools. 3️⃣ Sign in when you are ready to claim the starter credits and use an AI action. 4️⃣ Type or select text in a supported field, then open the Olli bubble. 5️⃣ Choose Improve Writing, Fix Grammar, Better Words, Enhance Prompt, Make It Short, Translate, or Spell Check. 6️⃣ Review the result, then copy or insert it into the current field. 7️⃣ Save useful prompts and templates for faster repeat workflows. Olli combines a writing assistant, text editing tools, prompt enhancement, reusable libraries, translation, OCR, and reply support in a single browser workspace. Whether you are polishing one sentence or building a repeatable prompt system, Olli helps you move from a rough idea to a clearer result while keeping the final decision in your hands.
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Details
- Version1.0.22
- UpdatedOctober 16, 2026
- FeaturesOffers in-app purchases
- Offered byAmit Kumar
- Size1.16MiB
- LanguagesEnglish
- DeveloperWhitefield Main Rd Sathya Sai Layout, Whitefield Bengaluru, Karnataka 560066 IN
Email
sgtechstack@gmail.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
Olli – AI Writing: Grammar, Rewrite, Prompt & Template Library has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.
Olli – AI Writing: Grammar, Rewrite, Prompt & Template Library handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
For help with questions, suggestions, or problems, visit the developer's support site