Your product already has a voice. Microcopy Fixer learns it — and fixes your UI copy automatically.

Upload real emails, docs, or website copy. We turn them into a living brand voice for microcopy that actually sounds like you.

✨ New: Auto-Generate Your Brand Voice from Real Writing
Upload emails, docs, or website copy — we learn how you speak and apply it to your UI.
Learn Your VoiceFrom real writing
1) Upload samples
PDF • DOCX • MD • TXT
📎 Support replies.pdfQueued
📎 Onboarding emails.mdQueued
📎 Website copy.txtQueued
2) Voice profile appears
Auto
✨ Structured Brand Voice
Pre-filled
Audience & PurposeLanguage RulesExample Rewrites
Target Audience
busy professionals
Brand Purpose
to enhance productivity and focus
Your Structured Brand Voice is generated from samples — and stays fully editable.
Formality
2/5
Confidence
4/5
Warmth
4/5
Complexity
2/5
3) Microcopy follows it
Before
Click here to continue to the next step
After
Continue
Short, clear, and on‑voice — editable anytime.

Not another AI writing tool. Not enterprise complexity.

Microcopy Fixer is built for shipping products—not managing prompts or heavyweight workflows. Get professional UI copy confidence in minutes, not months.

Why product teams use Microcopy Fixer

Stop overthinking UI text

Ship features faster with fewer decisions

Make your product feel polished without a redesign

Keep a consistent voice across your product

Fix copy while building—not after launch

Four Ways to Work

From Figma designs to live websites — capture and optimize copy wherever you work

🎨 New

Figma Plugin

Extract text layers from Figma, rewrite with AI, and save to your project — all without leaving your design file.

  • Extract text from selected frames
  • On‑brand AI rewrites (2 credits each)
  • Choose element type (button, label, etc.)
  • Apply rewrites directly to text layers
  • Auto-sync to dashboard with version history
Get Figma Plugin
Option A

Chrome Extension

Select any text on the web → get instant UX analysis with Smart Inspector → generate 3 on‑brand variants → save to your project.

  • Smart Inspector: 7 UX dimensions analyzed instantly
  • On‑brand AI rewrites (2 credits each)
  • Works on any website — competitor analysis included
  • Element-specific rules (buttons, errors, tooltips)
  • Project sync — save and organize instantly
Learn More
Option B

Bulk CSV Import

Upload a CSV with hundreds of UI strings and rewrite each one with AI. Export polished copy ready to ship.

  • On‑brand AI rewrites (2 credits per row)
  • Import entire interfaces
  • Batch rewrite with one click
  • Validation before rewrite — catch types and required fields
  • Export CSV/JSON with diffs and context notes
Start a Bulk Import
Option C

One‑Click Apply with Versioning

Create a project, add screens/folders and blocks, generate targeted AI rewrites, then apply changes with a single click — complete with version history and easy rollbacks.

  • On‑brand AI rewrites (2 credits each)
  • Create a project and set brand voice
  • Add screens/folders and capture original copy
  • Run AI rewrites per block and review variants
  • One‑click apply with version history, diffs, and Undo
Create a Project

Built for UI microcopy — not generic writing

Most tools help you write documents. Microcopy Fixer helps you ship better product copy with context, constraints, and brand voice.

General-purpose writing tools

Great for docs — not built for UI constraints

Grammarly Business

Strong grammar checks, but no awareness of UI elements, flows, or character limits.

ChatGPT Prompts

Powerful, but you’re responsible for prompts, context, and consistency across screens.

Copy.ai Templates

Fast generation, but limited guardrails for product microcopy and on-brand reuse.

Microcopy Fixer

On-brand UI copy with constraints built in

Structured brand voice (editable)

A usable voice profile with fields, rules, and examples — generated from your writing or set manually.

UX checks beyond grammar

Catch ambiguity, tone drift, and friction — then generate rewrites that are actually shippable.

Built for UI constraints

Element type, character limits, and context come first — so your copy fits buttons, errors, labels, and tooltips.

Why this comparison matters

Most AI tools are built for blank-page writing. Microcopy Fixer improves your existing UI copy with context, constraints, and your brand voice — so the output is consistent and ready to ship.

Trusted by product teams

Building with 50+ early design teams
🎯Try It Free — No Signup

Generate Your First Rewrite

See how AI rewrites your copy with element types, character limits, and brand voice. 3 free previews.

See It In Action

Choose a workflow to watch how it works

Chrome Extension Demo

Capture and rewrite copy directly from any website in real-time

0:00
Create Project & Screen
Set up your workspace
0:08
Highlight Text
Extension captures context automatically
0:14
Select Destination
Choose project and screen
0:22
AI Generates Variants
Get multiple on-brand options
0:32
Side Panel Access
Results persist in cache
0:36
Review & Save
Version history tracked

How Brand Voice Works

Three simple steps to get AI rewrites that match your brand's unique voice.

📄

Upload Samples

Upload emails, docs, or website copy — no guidelines needed.

→ Different voices for different products

🧠

AI Learns Your Voice

Microcopy Fixer analyzes your real writing and configures voice sliders automatically.

→ AI memorizes your voice rules—no manual tweaking

Get On-Brand Rewrites

Every button, error, and label sounds like your product — not generic AI.

→ Every rewrite sounds like you wrote it

Simple plans: Free (10 starter credits — one-time, non-recurring), Basic (150 credits/month — resets monthly, unused credits do not roll over), Pro (1000 credits/month)

Free foreverCredit packsUpgrade anytime

Start free with 10 starter credits (one-time, non-recurring). Upgrade for monthly allotments; unused subscription credits do not roll over.

View Pricing

Ship polished UI copy in minutes, not days

Join product teams shipping context-aware, on-brand copy at scale. Start free — 10 credits (5 AI rewrites), no card required.

✓ Figma Plugin • ✓ Chrome Extension • ✓ Bulk CSV Import • ✓ Character Limits • ✓ Version Control

Microcopy Fixer — On‑Brand AI Microcopy, Captions & UI Copy