Grammarly vs Wordtune
A feature-by-feature comparison of Grammarly and Wordtune across 7 capability categories.
Modalities — Tie
| Feature | Grammarly | Wordtune |
|---|---|---|
Text Input | Yes, requires free plan. You write in the Grammarly editor or any connected surface; it rewrites and proofreads that text. | Yes, requires free plan. Rewrite, tone, grammar, continue-writing. No credit card required. |
Image Upload / Vision | No. A writing assistant, not a vision model. | No. Writing assistant, not vision. |
Image Generation | No. Does not generate images. | No. Does not generate images. |
Voice Mode | No. No conversational voice loop is documented on the plans page. | No. Not a voice assistant. |
Video Understanding | No. Not a video-analysis product. | Partial. Homepage: can summarize YouTube videos (and docs/articles/webpages). That is summary, not full video vision. |
Video Generation | No. Not a video generation product. | No. Not a video generation product. |
File Upload (PDF, DOCX) | Unknown. Docs/PDF upload in the editor was not confirmed on the homepage/plans pages checked. | Partial. Summarizes documents. A PDF-chat workspace was not specified. |
Code Execution | No. Does not run code. | No. Not a code sandbox. |
Audio Input | No. No audio-file input is documented. | No. Not a speech product. |
Canvas / Artifact Editor | Partial. The editor is the product. It is not a Claude Artifacts side panel. | No. Inline rewrite, not a canvas. |
Screen Sharing / Computer Use | No. No computer-use product. | No. No computer-use. |
Memory & Context — Grammarly Wins
| Feature | Grammarly | Wordtune |
|---|---|---|
Persistent Memory | Yes, requires plus plan. Style guide, brand tones, snippets, and Knowledge Share persist org/voice rules. | No. Not a personal-facts memory profile. |
Large Context Window | No. Not an LLM context-window product. Generative prompts are metered (100 free / 2,000 Pro). | Unknown. No token window on the homepage. |
Custom Instructions | Yes, requires plus plan. Style guide and brand tones steer suggestions. Enterprise can manage features centrally. | Partial. Formal/casual tone and rewrite modes. Not a global instruction profile. |
Conversation History | Partial. Documents and suggestion history live in the product. Not a multi-thread chat log like ChatGPT. | Unknown. Not specified on the homepage. |
Integrations — Grammarly Wins
| Feature | Grammarly | Wordtune |
|---|---|---|
Web Search / Browsing | No. Does not browse the live web to answer questions. | Partial. “We check at least 5 sources before deeming a fact credible.” That is grounded rewrite, not a search box. |
Plugins / Extensions | Yes, requires free plan. Works inside other apps (homepage shows Zendesk). That is an editor overlay, plus a browser extension. | No. No plugin store. |
API Access | Partial. Enterprise lists an Audit Logs API. That is not a public generate-text REST API. | Unknown. Not on the homepage. |
Zapier Integration | Unknown. No first-party Zapier app was checked. | Unknown. Not checked. |
Custom GPTs / Bots | No. No Custom GPT store. Superhuman Go agents are a separate Superhuman surface. | No. No custom-GPT store. |
Real-time Collaboration | Partial. Team style guides and analytics. Not a multiplayer cursor in one doc. | No. Not multiplayer. |
Live Social Data Integration | No. No live social firehose. | No. No live social firehose. |
Live Citation Mapping | Partial. Plans mention keeping citations consistent. That is style, not live academic search. | Partial. Essay FAQ: includes citations and sources with generated information. Not a live academic mapper like Perplexity. |
Developer — Tie
| Feature | Grammarly | Wordtune |
|---|---|---|
Function Calling | No. Rewrite/proofread agents, not a developer tool-calling API. | No. Not a developer tools API. |
Streaming Responses | Unknown. Token streaming is not documented as an API contract. | Unknown. Not specified. |
Fine-Tuning | No. Brand tones/style guides are settings, not custom-weight training. | No. You do not train Wordtune. |
Embeddings API | No. Not an embeddings API. | No. Not an embeddings API. |
Structured Output (JSON) | No. Output is revised prose, not JSON schema. | No. Returns sentences, not JSON schema. |
Reasoning / Thinking Mode | No. Not an LLM Deep Think product. Humanizer/AI Detector are writing agents. | No. Rewrite suggestions, not Deep Think. |
Local Execution | No. Cloud service. Enterprise BYOK is key management, not a local model. | No. Cloud + extension. |
Open Weights | No. Closed product, not an open-weight model release. | No. Closed product. |
Multi-Agent Orchestration | Partial. Humanizer and AI Detector are named agents. Superhuman Go is the broader agent layer. | No. Not an orchestrator. |
Platforms — Wordtune Wins
| Feature | Grammarly | Wordtune |
|---|---|---|
Web App | Yes, requires free plan. grammarly.com is the web editor and account/plans surface. | Yes, requires free plan. wordtune.com. |
iOS App | Unknown. A current iOS app was not confirmed on the homepage/plans pages checked. | Yes, requires free plan. Homepage cites a 97% App Store rating. |
Android App | Unknown. A current Android app was not confirmed on the homepage/plans pages checked. | Unknown. “Mobile device” is mentioned. Android was not isolated. |
Desktop App | Unknown. A native desktop app was not confirmed on the pages checked this round. | Partial. “Desktop” is listed as a place it works. A native installer was not specified. |
Chrome Extension | Yes, requires free plan. Grammarly’s in-page assistant is distributed as a browser extension, including Chrome. | Yes, requires free plan. Official Chrome extension is a primary surface. |
Privacy — Grammarly Wins
| Feature | Grammarly | Wordtune |
|---|---|---|
GDPR Compliant | Unknown. SOC 2 Type 2 is documented. A GDPR DPA was not read. | Unknown. Needs a DPA read. |
Opt Out of Data Training | Yes, requires free plan. Homepage: does not sell/monetize user content or allow third-party providers to train on it. | Unknown. Not on the homepage. |
Enterprise Privacy Mode | Yes, requires enterprise plan. SSO/SAML, SCIM, confidential mode, DLP, BYOK, audit logs. SOC 2 Type 2. | Unknown. Not on the homepage. |
Workspaces — Tie
| Feature | Grammarly | Wordtune |
|---|---|---|
Projects / Folders | Partial. Style guide, brand tones, and snippets persist. Not a chat project workspace. | No. Not a project product. |