Gravity vs Rainy Relax 4K
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gravity
Explore a unique blend of music, art, and science with this interactive experience. Guide flowing particles with multiple fingers to create stunning visual animations. Save your creations and experiment with various settings for a relaxing and artistic journey.
- Multitouch particle control
- 10 distinct finger-based animations
- Thousands of particles at 60 FPS
- Customizable colors and animation settings
- Save and load presets
- Multiple play modes
- Save snapshots to photo library
Read full descriptionHide full description
Free for a limited time!!! Gravity combines music, art and science in one relaxing experience. Use all your fingers to guide the star flow. You can create 10 different animations depending on the number of fingers touching the screen: 1 - Rocket, 2 - Sparkle, 3 - Energy flow, 4 - Atomic, 5 - 3D freeze, 6 - Circularium, 7 - Fish, 8 - Vortex, 9 - Lasers, 10 - Lightning. Unleash your creativity and create unique masterpieces! Features: * Multitouch (upto 10 touch points iPad, 5 on iPhone) * Thousands of particles animated at 60 frames per second * Changing/manual colors * Play/pause the animation * Save snapshots to your Photo Library * Multiple animation options (ex: speed, tail, size, opacity, etc.) * Ability to save and load option presets * Multiple play modes: default, drawing, tranquility and user defined * No ads
Rainy Relax 4K
Read full descriptionHide full description
Rainy Relax 4K More than 30 different rains and storms Relax your eyes with this fantastic Rainy Relax 4K! Do you want to put rain and storms in your house? Or maybe set it as a wallpaper for your phone, iPad or Apple TV? Now with Rainy Relax 4K it is possible. Download this application and enjoy with your partner or friends the relaxing images in 4K or HD of rainy days for Apple TV, iPhone or iPad. Main features: Playback • 4K and HD videos • Endless loop playback • Shuffle mode • Background playback while using other apps • Sleep timer: video automatically stops when you fall asleep • Playback speed (0.25x to 2x) Large Screen • Compatible with Apple TV via AirPlay • Compatible with Chromecast for HD viewing on your TV Customization • 5 visual effects: snow, powder snow, rain, sparkles, and confetti • 4 display layouts: list, grid, single circle, or double circle • Bookmark your favorite videos for quick access • Dark mode support • Clock: display the clock on screen (digital/analog) • Appointments: display text on screen • Calendar: display upcoming calendar events Content • Over 30 different content options • New content added regularly Privacy Policy: http://kissappsl.com/pages/privacy-policy/ Terms of Use (EULA): http://kissappsl.com/terms-of-use/
Screenshots
Verdict
The clearest difference is in-app purchases: Gravity at none against Rainy Relax 4K's 2. Gravity also leads on iOS requirement (8.0 vs 15.0). Rainy Relax 4K's advantage is update cadence (every 3 months vs every 8 months) and price ($0.99 vs $1.99). On ads 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
Gravity costs $1.99 and Rainy Relax 4K $0.99 up front. Rainy Relax 4K sells 2 in-app purchases, starting at $0.99 per month. Gravity asks for nothing beyond the download.
Gravity ships an update every 8 months, Rainy Relax 4K every 3 months. The most recent releases landed on November 10, 2026 and October 30, 2026 respectively.
| Parameter | Gravity | Rainy Relax 4K |
|---|---|---|
| Price | $1.99 | $0.99 — better |
| Rating | 4.7 (50 ratings) — better | — |
| Positive reviews | 87.9% of reviews | — |
| Number of ratings | 50 — better | — |
| Update frequency | Every 8 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Apple TV | iPhone, iPad, iPod, Apple TV |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 39 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Kfirapps Limited | KISSAPP, S.L. |
Bugs and requests
Gravity
Reported bugs
8 issues- App crashes as soon as it opens
- No sound
- Full screen ads in free version
- Ads in paid version
- App control doc keeps hiding
Show 3 moreShow fewer
- Patterns freeze or close down with more than 4 fingers
- Screen capture not working (black screen)
- App hangs/freezes iPad Mini
Requested features
9 requests- Support for new iPhone screens
- Option to record performances
- More music selections or ability to generate original music
- Ability to use as wallpaper
- More particle options (count, size)
Show 4 moreShow fewer
- Easier color selection (color wheel)
- Ability to customize background color
- More songs in rotation
- Ability to have specific particle counts (e.g., 2 particles)
Rainy Relax 4K
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Gravity
No in-app purchases
Rainy Relax 4K
- Rainy Relax Full Version$0.991 Month
- Rainy Relax Full Version$9.991 Year
Questions
Is Gravity free?
Is Rainy Relax 4K free?
Do Gravity or Rainy Relax 4K have ads?
Which is updated more often, Gravity or Rainy Relax 4K?
Other comparisons















