Gravity Zen vs Party VU meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gravity Zen
Observe small circles interacting with a central gravity field. Add numerous boxes to explore how they naturally settle into a stable arrangement. It's a simple yet captivating simulation.
- Gravity field simulation
- Add multiple objects
- Observe stable configurations
- Interactive physics
- Minimalist design
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Watch small circles move around a central gravity field. Add as many boxes as you like. Explore how they find a "stable" configuration by themselves.
Party VU meter
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Lift your music to higher level and enjoy these disco light effects.
Screenshots
Verdict
The clearest difference is price: Party VU meter at Free against Gravity Zen's $0.99. Party VU meter also leads on in-app purchases (none vs 2). Gravity Zen's advantage is ads (none vs shown). On update cadence, 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
Party VU meter is free to download; Gravity Zen costs $0.99 up front. Gravity Zen sells 2 one-off in-app purchases. Party VU meter asks for nothing beyond the download.
Gravity Zen ships an update every 9 days, Party VU meter every 2 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.
| Parameter | Gravity Zen | Party VU meter |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.8 (70 ratings) — better | — |
| Positive reviews | 93.8% of reviews | — |
| Number of ratings | 70 — better | — |
| Update frequency | Every 9 days — better | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 9 MB |
| Age rating | 4+ | +17 |
| Developer | Dominik Hauser | Srecko Levacic |
In-app purchases
Gravity Zen
- Small Tip$0.99
- Large tip$2.99
Party VU meter
No in-app purchases
Questions
Is Gravity Zen free?
Is Party VU meter free?
Do Gravity Zen or Party VU meter have ads?
Which is updated more often, Gravity Zen or Party VU meter?
Other comparisons
