Comparison

Defter Notes vs Osmosis Productivity

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Defter Notes

This app provides an infinite canvas for spatial thinking, allowing users to capture, connect, and explore ideas through handwriting, drawing, and text. It adapts to various creative processes, offering fluid editing and intuitive navigation for deep work and complex projects.

Highlights
  • Infinite canvas for spatial thinking
  • Handwriting, drawing, and text input
  • Connect and link ideas
  • Stacks for deep work
  • Fluid editing with gestures
  • Supports PDFs, images, and links
Features
Read full description

Defter Notes is loved by academics, students, teachers, researchers, journal keepers, knowledge workers, designers, architects, engineers, writers, and anyone who thinks best with their hands and eyes.  It’s built for people who see ideas as living things: connected, evolving, and worth exploring. Think without boundaries Defter Notes gives you an infinite canvas for spatial thinking. Drop ideas anywhere. Draw connections. Expand as far as your thoughts take you. Enjoy pure creative flow. Capture ideas your way Whether it starts as a quick sketch, a handwritten note, or a PDF you’re diving into, Defter Notes adapts to your process. Write, draw, or type; then move, link, and layer it all together. Your ideas stay flexible and alive. Work the way your brain works Move items freely. Zoom in and out of context. Build hierarchies of Spaces that let you go deeper into your projects. Defter Notes stays out of the way so your focus stays on thinking. Top features * Stacks for deep work: Ideal for reading, studying, or comparing multiple resources. * Deft movement with gestures: Drag pages or extract text directly out of PDFs. * Cross-reference and multitask: View, resize, and reorder documents side by side. * Handwriting and text tools: Combine pen, pencil, marker, and text boxes using Apple Pencil or Scribble. * Fluid editing: Double-tap any item to edit or share. * Intuitive navigation: Use the mini-map, navigation bar, gestures, and select tool to move effortlessly through infinite spaces. * Supports links and files: Drop in PDFs, images, URLs, and attachments right onto your canvas. Join the community: https://discord.com/invite/GjS5tJSmBW Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://www.defternotes.com/touprivacypolicy https://defternotes.com

About

Osmosis Productivity

Features
Read full description

You don’t need another to-do list. You already know what you should be doing. Osmosis is built for execution — not planning. Most productivity apps fail because they’re passive. They wait for motivation that never comes. Osmosis does the opposite: it actively nudges you into action when resistance shows up. What Osmosis does differently • Flexible-time tasks Not everything happens at 3:00 PM. Osmosis is designed for tasks like deep work, studying, workouts, admin, and habits — things you intend to do today but keep pushing. • Context-aware nudges Osmosis understands when to push: – time of day – calendar load – your routines – your past behavior No random reminders. No spam. • Voice-based prompts Sometimes text is ignorable. Voice isn’t. Osmosis can speak to you — calm, strict, encouraging, or blunt — depending on what actually gets you moving. • Psychological pressure (the good kind) Not guilt. Not streak anxiety. Just enough friction to break procrastination and start momentum. Who Osmosis is for Osmosis is for people who: – are smart but inconsistent – juggle too many things – know what to do but delay – want discipline, not motivation If you want prettier checklists, this isn’t for you. What changes when you use Osmosis You stop renegotiating with yourself. You do things earlier. Tasks stop leaking into tomorrow. You trust yourself again. Osmosis doesn’t make life easier. It makes follow-through inevitable.

Screenshots

Defter Notes4 screens
Osmosis Productivity4 screens

Verdict

The call

The clearest difference is in-app purchases: Osmosis Productivity at none against Defter Notes's 7. Osmosis Productivity also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Defter Notes sells 7 in-app purchases, starting at $2.99 per month. Osmosis Productivity asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Defter Notes versus Osmosis Productivity: the parameters behind the verdict, then further details
ParameterDefter NotesOsmosis Productivity
PriceFreeFree
Rating4.4 (75 ratings) — better—
Positive reviews75.6% of reviews—
Number of ratings75 — better—
Update frequencyFortnightly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size59 MB37 MB
Age rating4+4+
DeveloperDeft Works ApSViktor Vujicic

In-app purchases

7 purchases

Defter Notes

Subscriptions5
  • Monthly Plan$2.991 Month
  • Mini Supporter$2.991 Month
  • Supporter$7.991 Month
Show 2 more
  • Yearly Plan$17.991 Year
  • Big Supporter$29.991 Month
One-time2
  • Lifetime Access - Welcome Offer$29.99
  • Lifetime Access$39.99
None

Osmosis Productivity

No in-app purchases

Questions

Is Defter Notes free?
Defter Notes is free to download, with in-app purchases available.
Is Osmosis Productivity free?
Osmosis Productivity is free to download, with no in-app purchases.
Do Defter Notes or Osmosis Productivity have ads?
Neither Defter Notes nor Osmosis Productivity shows ads.

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