Sketch vs Lotto Engine 2D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sketch
This application allows users to create sketches. It provides a variety of sample options to aid in the sketching process. Get started with your creative ideas today.
- Create sketches
- Wide range of samples
- Note-taking functionality
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You can use this app to sketch the various You can also sketch Note offers a wide range of sample Get down now !!
Lotto Engine 2D
This app generates random numbers using a physics-based simulation of balls in a container. Personalize your experience by selecting favorite numbers and enjoy a fun, easy-to-use random number picker.
- Physics-based 2D/3D ball simulation
- Random number generation
- Customizable settings
- Favorite number selection
- Easy to use interface
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Download the app today to personalize your experience by choosing your favorite numbers! A creative application that simulates the movement of a ball in a container, based on a real physics 2D/3D engine, a fun random ball generator. It is a must-have gadget. Easy to use and easy to custom settings. A handy random random number-picking tool. You need it!
Screenshots
Verdict
The clearest difference is review sentiment: Lotto Engine 2D at 100% against Sketch's 19%. Lotto Engine 2D also leads on rating (4.6 vs 2.8). Sketch's advantage is iOS requirement (7.0 vs 13.0). On price, ratings volume, update cadence and ads 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. Sketch sells 2 one-off in-app purchases and Lotto Engine 2D sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Lotto Engine 2D holds the better App Store score, 4.6 against 2.8. Both are backed by a comparable volume of ratings — 24 and 14 respectively. Written reviews point the same way: 19% of Sketch's written reviews are positive against 100% of Lotto Engine 2D's.
Sketch ships an update every 2 months, Lotto Engine 2D every 5 weeks. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.
| Parameter | Sketch | Lotto Engine 2D |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (24 ratings) | 4.6 (14 ratings) — better |
| Positive reviews | 18.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 24 — better | 14 |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 14 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Orgajja Co Ltd | 何均 邓 |
Customer experience
Sketch
Lotto Engine 2D
User reviews
Sketch
From 24 App Store ratingsWhat we love
- 💡 Simple and efficient sketching
- 👍 Good for quick ideas and sketches
- 👍 Decent for basic drawing needs
Room to improve
- 🐛 Difficult to navigate and use
- 🐛 Frequent crashes and bugs
- 🔍 Limited functionality and tools
- 💸 Ads even after paid upgrade
- 🔍 Unintuitive user interface
Lotto Engine 2D
From 14 App Store ratingsWhat we love
- 👍 Easy to use
- 👍 Very good software
- 👍 Reliable and durable
- 👍 Conscientious and careful maintenance
- 👍 No advertising
Bugs and requests
Sketch
Reported bugs
3 issues- Saved drawings get corrupted or deleted
- App crashes when trying to save drawings
- Sketches get overlaid with random marks and lines
Requested features
5 requests- Add an eraser tool
- Improve color selection and customization
- Implement undo/redo functionality
- Allow resizing of the canvas
- Add the ability to import and sketch over photos
Lotto Engine 2D
No bugs or feature requests surfaced in reviews.
In-app purchases
Sketch
- small point$0.99
- big point$2.99
Lotto Engine 2D
- Unlock All Features$1.99
Questions
Is Sketch free?
Is Lotto Engine 2D free?
Which has better reviews, Sketch or Lotto Engine 2D?
Do Sketch or Lotto Engine 2D have ads?
Which is updated more often, Sketch or Lotto Engine 2D?
Other comparisons
