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70
BU Score
Strong

Squid: Take Notes, Markup PDFs

4.1 ✍️ Editor
✍️ bumetric analysis

Squid: Take Notes, Markup PDFs is an Android app from Steadfast Innovation, LLC in the Productivity category, currently rated 4.1★ across 69,948 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.

Our BU Score puts it at 70: Strong (healthy traction). For a Productivity app, that means healthy traction.

Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.

📊 Performance Tracking LIVE

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Forecast Revenue / mo
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💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 3 of 3 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Mid install base (69,948 ratings)METRIC
+$5,500
Good rating (4.1★)METRIC
+$800
Ad-supported / freemiumMETRIC
+$600
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY
Each bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →
🔖 vVaries with device🔄 updated 3mo ago📂 Productivity💰 Free

📝 About this app

Transform your note-taking experience with Squid! For over 12 years, Squid has been a trusted app with over 12 million installs, helping users replace paper, save money, and reduce waste. <b>Write just like you would on paper on your Android tablet, phone, or Chromebook!</b>

<big><b>✨ <u>Key Features</u>:</b></big>

• <b>✍️ Natural Writing:</b> Seamlessly write with a pen and erase with your finger on active pen enabled devices like Samsung devices with S Pen. Use your finger or capacitive stylus on other devices.
• <b>⚡ Low Latency Ink:</b> Enjoy a seamless and responsive writing experience with support for low latency ink¹.
• <b>🔒 Private:</b> Notes are stored on <i>your</i> device and are completely private. No account or sign-in required. Backup your notes to your desired location.
• <b>📝 PDF Markup:</b> Easily annotate PDFs, fill out forms, edit/grade papers, and sign documents.
• <b>🧰 Versatile Tools:</b> Use any color pen or highlighter, import images, draw shapes, and add typed text.
• <b>📁 Organize:</b> Select, copy/paste, and move content between pages and notes. Place notes in folders to stay organized.
• <b>📊 Presentations:</b> Turn your device into a virtual whiteboard and cast your notes to a TV/projector.
• <b>📤 Export:</b> Export notes as PDFs, images, or Squid Note format and share or store in the cloud.
• <b>💰 Save:</b> Reduce stationery costs and replace paper notebooks with Squid for eco-friendly note-taking!

<big><b>🏆 <u>Awards/Recognition</u>:</b></big>

• <b>🌟 Featured App and Editors' Choice in Google Play</b>
• <b>📈 Category Honorable Mention for Productivity in the Samsung Galaxy Note S Pen App Challenge</b>
• <b>🎉 Popular Choice Award in the Dual Screen App Challenge</b>

<big><b>👑 <u>Squid Premium</u>:</b></big>

• Premium paper backgrounds: math, engineering, music, sports, planning, & more
• Import and markup PDFs
• Additional tools: highlighter, true eraser, shapes, text
• Backup/restore and bulk export notes as PDFs to Google Drive, Dropbox, or Box

<big><b>🛠️ <u>Base Features</u>:</b></big>

• Vector graphics engine keeps your notes beautiful at any zoom level and on any device
• Various paper backgrounds (blank, ruled, graph) and sizes (infinite, letter, A4)
• Erase entire letters or words quickly with the stroke eraser
• Undo/redo, select, move, and resize
• Change color and weight of selected items
• Cut, copy, and paste items between notes
• Two-finger scroll, pinch-to-zoom, and double tap for quick zoom
• Sort and organize notes and folders
• Import, crop, and resize images
• Export notes to PDF, PNG, JPEG, or Squid Note format
• Share notes via email, Google Drive, Evernote, etc.
• Multi-Window support (take notes while watching a video)
• Shortcuts to create new notes or open folders
• Dark theme

🎓 <b>Google Workspace for Education customers</b> can purchase Squid Premium in bulk at https://squidnotes.com/edu

🐞 If you encounter any bugs, please email us at help@squid.app with a description.
💡 We would love to hear your feedback or feature requests at https://idea.squidnotes.com

¹Low latency ink is available now on Chromebooks and coming soon to Android devices.

🎯 <b>Increase your productivity and unleash your creativity with digital handwritten notes. 👉 Try Squid for FREE today!</b>

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
Squid: Take Notes, Markup PDFs
Developer
Steadfast Innovation, LLC
Bundle ID
com.steadfastinnovation.android.projectpapyrus
App Store URL
Open in App Store
Category
Productivity
Content rating
Not found
Languages
Not found

Company

Website
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Tagline
Not found
Description
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Founded
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HQ / Address
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Employees
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Logo
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Revenue

Verified revenue / mo
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AI revenue estimate / mo
Not found
AI annual estimate
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ML model estimate / mo
$1.8K/mo
Top-grossing rank
Not found
All-time revenue
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Pricing
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Founder

Name
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X / Twitter
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LinkedIn
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GitHub
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X followers
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Public statements
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Funding

Total raised
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Last round
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Investors
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Crunchbase
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AngelList
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Press & Links

Articles found
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Listed on
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Blog
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Press / News
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Contacts & Socials

Socials
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Email
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Phone
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Contact page
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About page
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Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.

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Full revenue analysis
Read the article-style breakdown for Squid: Take Notes, Markup PDFs: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Read deep-dive →