Atomic Toy vs Flasia HD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Atomic Toy
Explore the fascinating world of atomic structures. Interact with a dynamic nucleus and energetic particles that react to your touch, creating unique atomic formations. A visually engaging experience for curious minds.
- Dynamic nucleus simulation
- Energetic particle reactions
- Touch-based interaction
- Generates new atom types
- Visually pleasing effects
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Atomic Toy displays a nucleus surrounded by particles of energy. Touching the nucleus generates a new kind of atom. The energetic particles react in pleasing ways to your touches.
Flasia HD
This interactive visualizer creates beautiful, artistic displays inspired by natural phenomena like fireworks and fluid dynamics. It offers creative thinking tools and can serve as entertainment or interior decor for art enthusiasts.
- 5-finger multi-touch display
- Customizable particle length, number, and size
- Two play modes: gesture control and multi-touch drawing
- Fluid effect with high FPS
- Music options by Aden Ray
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::: What is Flasia? ::: • Flasia is a highly complex, kinetic, and interactive visualizer yet it is also an amazingly beautiful work of art. • Flasia is designed to help people who want to think more creatively or who need a change of pace. • Flasia is an excellent game/toy/party entertainment/interior design element for anyone who loves fireworks, whirlwinds, firefly lights, aurora, rainbow, wave, fluid, Jackson Pollock painting ::: Features ::: • 5-Finger Multi-touch Display! • 5 Music choices by Aden Ray (On/Off available)! • Customize Particle Length, Number, & Size! • 2 Play Modes (Gesture Control and Multi-Touch Drawing)! • Awesome fluid effect with high FPS ::: Support ::: If you have any problems, questions, concerns, or ideas related to this app, please feel free to contact me. I would really like to hear what you think. sunglab@gmail.com www.facebook.com/sunglabcom www.twitter.com/sunglabcom www.sunglab.com
Screenshots
Verdict
The clearest difference is rating: Flasia HD at 4.6 against Atomic Toy's 4.1. Flasia HD also leads on review sentiment (100% vs 69%) and chart position (#200 vs unranked). Atomic Toy's advantage is price ($0.99 vs $3.99) and iOS requirement (8.0 vs 15.6). On ratings volume, update cadence, ads and in-app purchases 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
Atomic Toy costs $0.99 and Flasia HD $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Flasia HD holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 8 and 11 respectively. Written reviews point the same way: 69% of Atomic Toy's written reviews are positive against 100% of Flasia HD's.
Atomic Toy ships an update every 7 months, Flasia HD every 5 months. Both last shipped on November 1, 2026.
| Parameter | Atomic Toy | Flasia HD |
|---|---|---|
| Price | $0.99 — better | $3.99 |
| Rating | 4.1 (8 ratings) | 4.6 (11 ratings) — better |
| Positive reviews | 68.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 8 | 11 — better |
| Update frequency | Every 7 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #200 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 13 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | PDJ Apps | SungLab Inc |
Customer experience
Atomic Toy
Flasia HD
Bugs and requests
Atomic Toy
Reported bugs
7 issues- Multitouch changed and not as good
- Active screen is a portion of the iPhone 6s
- Nucleus display not centered on iPhone 6 Plus
- Photos not showing up in photo album
- App stuck on loading screen
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- Charge problem (charged twice)
- Stole pictures made when app was free
Requested features
11 requests- Bring back old multitouch functionality
- More particles and variable particle size
- Selectable color palette
- Vibrate function
- Add a text tool
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- More features for the price
- More parameters to tweak
- Sound reactivity
- Choose colors, possibly multiple at once
- Draw with patterns to create non-abstract pictures
- Remove menu mode, keep 5-finger mode
Flasia HD
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Atomic Toy
No in-app purchases
Flasia HD
No in-app purchases
