Comparison

Drwer vs Logic Circuit Simulator

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

Head to head
About

Drwer

This app offers a minimalist drawing experience for designers. Quickly sketch ideas, wireframes, or notes with simple tools and built-in templates. Easily draw over photos and share your creations.

Highlights
  • Minimalist drawing interface
  • Built-in design templates
  • Draw over photos/screenshots
  • Shake to clear screen
  • Line and dot grids
  • Save and import from photo library
Features
Read full description

Drwer is the absolute simplest, most elegant, drawing app for designers. Made by a product designer, for designers. Because when you need to get sketches out or share an idea or note with your teammates, the last thing you need is a difficult-to-use or intrusive interface. Drwer makes design drawing easy. Draw quickly right from the start. Shake to clear the screen and start again. • Built-in templates make wireframing your app or web experience easy • Line or dot grids help create a clean grid for your sketch • Draw over photos or screenshots and share with the tap of a button No excessive features or functions in Drwer. Use three colors and two brush sizes to doodle, draw, or take notes. Templates help you doodle websites, app designs, or sequence sketches. You'll be drawing quickly on your iPhone or iPad guaranteed. * Sketch designs quickly without distractions * Two brush sizes, grid and dot grid options, access to free drawing templates, all from the collapsable menu. * Templates to help you draw * Whether you're designing websites, apps, or illustrating something more feature-rich: Drwer is here to help with built-in templates. * Save and import directly from your photo library * Drwer lets you save and important straight to your photo library, message through Facebook Messenger or iMessages, backup to iCloud, and more. * Shake to erase * If you ever make a mistake or want to start a fresh drawing, just shake your phone or iPad and keep drawing! * One brush, two sizes and three colors, no more * Add quick details to your sketch with the smaller brush size by touching the circle brush icon in the menu and use red, gray, or white drawing features or highlights in the photos or screenshots you take. *** PLUS MORE! *** All from independent app developer and Facebook product designer Tanner Christensen, maker of other popular apps like: Brainbean, Wordid, Prompts, and Oflow.

About

Logic Circuit Simulator

Design and test digital logic circuits with a comprehensive mobile simulator. Offers a wide range of logic gates, flip-flops, and display components for educational and professional use.

Highlights
  • Logic gate simulation
  • Flip-flop simulation
  • Display components
  • Circuit design
  • Component library
Features
Read full description

Simulate your logic circuits through Qualsimm Logic Circuit Simulator Mobile app. Easy to use. The Best and Free Logic Circuit Simulator App. This application is very useful for all engineering students and engineers. List of available components: AND gate OR gate NOT gate NOR gate NAND gate XOR gate XNOR gate BUFFER gate One Bit Monitor Toggle Button D Flip-Flop T Flip-Flop SR Flip-Flop JK Flip-Flop Low Constant High Constant Clock 4x1 Multiplexer 4x1 Demultiplexer BCD to Seven Segment Decoder Seven Segment Display 8x8 Led Matrix Display

Screenshots

Drwer4 screens
Logic Circuit Simulator4 screens

Verdict

The call

The clearest difference is price: Drwer at Free against Logic Circuit Simulator's $2.99. Drwer also leads on rating (4.5 vs 3.4) and review sentiment (51% vs 19%). Logic Circuit Simulator's advantage is ratings volume (46 vs 11). On update cadence, ads, in-app purchases and monetization model 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

Drwer is free to download; Logic Circuit Simulator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Drwer holds the better App Store score, 4.5 against 3.4. Both are backed by a comparable volume of ratings — 11 and 46 respectively. Written reviews point the same way: 51% of Drwer's written reviews are positive against 19% of Logic Circuit Simulator's.

UpkeepUpdate frequency

Drwer ships an update every 4 months, Logic Circuit Simulator every 6 months. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

Scorecard5 real differences · 5 level
Drwer versus Logic Circuit Simulator: the parameters behind the verdict, then further details
ParameterDrwerLogic Circuit Simulator
PriceFree — better$2.99
Rating4.5 (11 ratings) — better3.4 (46 ratings)
Positive reviews50.6% of reviews — better19.0% of reviews
Number of ratings1146 — better
Update frequencyEvery 4 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better12.0
Further details — not scored
Size1 MB106 MB
Age rating4+4+
DeveloperTanner ChristensenAli Mert TUFEKCI

Customer experience

Drwer

All ratings11 ratings
Positive81.8%
Neutral9.1%
Negative9.1%
Written reviews79 reviews
Positive50.6%
Neutral12.7%
Negative36.7%

Logic Circuit Simulator

All ratings46 ratings
Positive54.3%
Neutral19.6%
Negative26.1%
Written reviews21 reviews
Positive19.0%
Neutral23.8%
Negative57.1%

Bugs and requests

Drwer

Reported bugs

10 issues
  • 🐛 Accidental clearing due to double-tap sensitivity
  • 🐛 Drawings disappear randomly
  • 🐛 Shake to erase not working for some
  • 🐛 App crashes or lags
  • 🐛 Image import feature broken
Show 5 more
  • 🐛 Drawing not following finger accurately
  • 🐛 Screen not calibrated properly
  • 🐛 Double tap interprets strokes as clear
  • 🐛 Last update broke clearing function
  • 🐛 Tools not functioning as advertised

Requested features

19 requests
  • Undo functionality
  • Eraser tool
  • More colors
  • Clear button
  • New blank art board
Show 14 more
  • Resize/crop photos
  • Multiple photos in a note
  • Move menu with drag & drop
  • Add templates
  • Better erase mechanism (not shake)
  • Zoom/magnify functionality
  • Import photos or camera option
  • Undo last stroke
  • More colors and brush sizes
  • Option to disable double-tap clear
  • Clear button in menu
  • Improved drawing accuracy
  • Support for original photo perspective
  • Help or app insights icon

Logic Circuit Simulator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Drwer

No in-app purchases

None

Logic Circuit Simulator

No in-app purchases

Questions

Is Drwer free?
Drwer is free to download, with no in-app purchases.
Is Logic Circuit Simulator free?
Logic Circuit Simulator costs $2.99, with no in-app purchases.
Which has better reviews, Drwer or Logic Circuit Simulator?
Drwer is rated higher. Drwer averages 4.5 out of 5 from 11 ratings, while Logic Circuit Simulator averages 3.4 from 46 ratings.
Do Drwer or Logic Circuit Simulator have ads?
Neither Drwer nor Logic Circuit Simulator shows ads.
Which is updated more often, Drwer or Logic Circuit Simulator?
Drwer ships an update every 4 months, and Logic Circuit Simulator every 6 months. Most recently, Drwer was updated on October 14, 2026 and Logic Circuit Simulator on October 17, 2026.

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