KiraFlow vs Simple Fireworks
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KiraFlow
Experience a calming and interactive art piece with flowing glitter particles that react to your device's tilt and touch. Enjoy a variety of glitter types and soothing twinkle sound effects to relax and unwind.
- Flowing glitter particles
- Interactive tilt and touch controls
- Various glitter types (stars, gems, etc.)
- Twinkle sound effects
- Calming and sleep aid
- Particle-based fluid simulation
Read full descriptionHide full description
‥∴‥∵ Healing Glitter App ∵‥∴‥ Glitter particles flow smoothly on the screen. Tilt and touch the device to enjoy the mysterious movement of particles like ameba or slime. You'll be healed just by looking. ∴ Various glitters ∴ Stars, galaxies, water bubbles, gems, lame, neon, flowers, sand, dot, etc... (Planned to increase in the future) ∴ Twinkle sound effect ∴ A sparkling sound will be heard as the particles move. Please enjoy it with earphones. ∴ Invite a sleep ∴ Watching the smooth movements will calm your mind. It's also perfect for calming down for a while before going to sleep. ∴ For children who like glitter ∴ This app was created to please my daughter (4 years old) who loves princesses and glitter. The mysterious movement of glitter particles will be of interest to children. ・This app is an interactive art work that uses particle-based fluid simulation. ・No need to contact me to introduce this app on your media. News and support: Twitter (@m_hakozaki)
Simple Fireworks
Read full descriptionHide full description
Simulation to enjoy fireworks! Color the night sky with beautiful performances! It is an application that allows you to easily enjoy the charm of fireworks. You can choose from 20 types of fireworks and combine them freely to create your own unique fireworks display. Furthermore, with the ability to customize the background, you can enjoy fireworks in various situations. Fireworks speed adjustment function is also installed, and it is possible to change the speed of fireworks in real time. You can enjoy the fireworks experience according to your taste, such as watching powerful fireworks or creating a relaxing space. Why don't you find a new love for fireworks and a moment of healing through this app? By all means, please try this app that can be enjoyed by people of a wide range of generations.
Screenshots
Verdict
The clearest difference is in-app purchases: Simple Fireworks at none against KiraFlow's 10. KiraFlow's advantage is update cadence (every 2 months vs every 18 months). On price, ads, device support and iOS requirement 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. KiraFlow sells 10 one-off in-app purchases. Simple Fireworks asks for nothing beyond the download.
KiraFlow ships an update every 2 months, Simple Fireworks every 18 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | KiraFlow | Simple Fireworks |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (327 ratings) — better | — |
| Positive reviews | 78.2% of reviews | — |
| Number of ratings | 327 — better | — |
| Update frequency | Every 2 months — better | Every 18 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 83 MB | 208 MB |
| Age rating | 4+ | 4+ |
| Developer | Masataka Hakozaki | Ryouhei Azuma |
Bugs and requests
KiraFlow
Reported bugs
3 issues- No sound issue
- App kicks out on startup
- Not received money taken immediately
Requested features
12 requests- Option to adjust glitter speed
- More sound options or sound customization
- Ability to save creations/screenshots
- More free glitter color options
- Option to create custom glitter colors/gradients
Show 7 moreShow fewer
- Different modes or themes (e.g., glitter on a table)
- Option to set as wallpaper/lock screen
- Option to react to music
- Ability to select multiple fluids simultaneously
- More dark backgrounds or background color adjustment
- Option to adjust glitter amount
- Add clock or pomodoro timer functionality
Simple Fireworks
Not enough reviews yet to summarise bugs or requests.
In-app purchases
KiraFlow
- PACK 001 "TINY"$0.99
- PACK 004 "GALAXY"$0.99
- PACK 005 "PHOTON"$0.99
Show 7 moreShow fewer
- PACK 006 "GEM"$0.99
- PACK 007 "BLOOM"$0.99
- PACK 011 "NEON"$0.99
- PACK 015 "RAINBOW"$0.99
- PACK 017 "STAR II"$0.99
- ADS REMOVAL$1.99
- COMPLETE PACK$6.99
Simple Fireworks
No in-app purchases









