One Line Drawing vs Number Lab
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
One Line Drawing
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Play One Line Drawing DUEL online! Play free ONLINE One Touch Drawing Multiplayer DUEL against opponents all around the world. Connect all the dots with only one touch, try to beat your ONLINE OPPONENT, be quicker! In this tricky mind game you will find a lot of good brain puzzle, find the best path to complete a shape, one stroke at a time! How to Play: * CONNECT all the pivot points with just one line. * To win, complete the shape QUICKER than your opponent. Online DUEL: * Play online one touch drawing duel against opponents all around the WORLD! * Play against a random OPPONENT, or challange a person by inviting for a duel! * If you finish QUICKER, you get the score! * Follow your opponent progress real-time during the duel! * Customize your user PROFILE: choose your favorite avatar, flag, name! * Beat other players, climb to the top on the global HIGHSCORE list! * Follow your progress by STATISTICS! Main Features: * PLAY ONLINE one line drawing duel against opponents all around the world! * PRACTICE on your phone alone, complete all practice level packs! * If you stuck, you can undo or restart! * Hundreds of levels & more to come! * Simple and effective way to test your analytical ability! See how clever and intelligent you are with just one touch! Just a couple of minutes in a day with this mind puzzle game will help you activate your brain. Enjoy this brain training addictive game at home or at work, at a park or in a bus, in other words everywhere! Please Note: - One Line Drawing Duel supports both mobile phones and tablets. - One Line Drawing Duel contains interstitial ads. - One Line Drawing Duel is free to play! Special Thanks: - Freepik and smashicons at flaticon.com for the graphics - Deceased Superior Technician for the music Questions: Please contact us at OneLineDuel@outloook.com
Number Lab
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Embark on a mathematical journey where numbers cascade down columns. Merge the bottom numbers with a satisfying click, adding them to create a new sum. Watch as your strategic choices unlock paths and guide the merged numbers to the right boxes below. Challenge yourself with varying levels of complexity and become the ultimate Number Merge master!
Screenshots
Verdict
The clearest difference is ads: One Line Drawing at none against Number Lab's shown. One Line Drawing also leads on iOS requirement (8.0 vs 12.0). Number Lab's advantage is update cadence (daily vs every 5 days). On price, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
One Line Drawing ships an update every 5 days, Number Lab daily. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.
| Parameter | One Line Drawing | Number Lab |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 59 MB | 89 MB |
| Age rating | 4+ | 4+ |
| Developer | Zoltan Puski | FEELCRAFTERS OYUN YAZILIM LIMITED SIRKETI |
In-app purchases
One Line Drawing
No in-app purchases
Number Lab
No in-app purchases
Questions
Is One Line Drawing free?
Is Number Lab free?
Do One Line Drawing or Number Lab have ads?
Which is updated more often, One Line Drawing or Number Lab?
Other comparisons
