zeitgeist vs Calm Glitter Jar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
zeitgeist
A minimalist game that challenges your brain and reaction speed through color and pattern matching. Aim to beat your personal best times and unlock new levels. It's ideal for quick bursts of mental stimulation.
- Minimalist design
- Color and pattern matching
- Brain training
- Reaction time tests
- Unlockable levels
- Beat personal best times
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A minimal color and pattern matching game, designed to test your brain and reaction times. Beat your best time, unlock extra levels, and keep your mind sharp. Perfect for when you have a few seconds to spare.
Calm Glitter Jar
A digital sensory experience designed for relaxation and mindfulness. Shake, stir, and watch the glitter settle to unlock charms and discover a peaceful escape. Enjoy a customizable, ad-free environment for moments of calm.
- Shake and stir digital glitter
- Collect 33 illustrated charms
- Unlock 9 glitter colors
- Customize glitter amount and flake size
- Choose between midnight and daylight themes
- Zen mode for full-screen immersion
- Gentle harp score or ad-free silence
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Glitter Jar is a pocket of quiet: a glass jar full of glitter that you stir, shake, and then simply watch. Trace a finger across the glass to stir. Give your phone a real shake to slosh everything up. Then comes the good part — be still. The flecks drift, sparkle, and settle, and the jar quietly notices your calm. There is no score, no streak, no timer, and nothing to fail. As the glitter settles, charms unlock on their own unhurried schedule. • 33 illustrated jewel-enamel charms to collect, common to ultra rare • 9 glitter colors, granted at milestones along the way • and the collection is said to hold a secret… Set the glitter amount and flake size, add water for a slower, dreamier fall, choose how much it twinkles, and pick your mood: a midnight theme washed in indigo and stars, or a daylight theme in blush and lavender — each with its own matching art. When you want nothing but jar, zen mode fills the screen edge to edge. Underneath it all, a gentle harp score rises and falls with the glitter — or switch it off and let the sparkle keep its own quiet. Calm by construction. • no ads, no accounts, no notifications • charms and colors unlock just by watching the glitter settle • your jar lives on your device — nothing about you is collected or sent anywhere Reach for it as a fidget for restless hands, a wind-down before sleep, or a small ritual between one thing and the next. Every shake ends the same way: slowly, gently, and with a little more unlocked. Complete and quiet by design. Open the lid whenever you need a moment.
Screenshots
Verdict
The clearest difference is rating: Calm Glitter Jar at 5.0 against zeitgeist's 3.5. Calm Glitter Jar also leads on update cadence (weekly vs every 16 months). zeitgeist's advantage is in-app purchases (none vs 4). On price, review sentiment, ratings volume 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. Calm Glitter Jar sells 4 one-off in-app purchases. zeitgeist asks for nothing beyond the download.
Calm Glitter Jar holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
zeitgeist ships an update every 16 months, Calm Glitter Jar weekly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.
| Parameter | zeitgeist | Calm Glitter Jar |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (2 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 4 — better |
| Update frequency | Every 16 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | John Kennedy | Groundmass |
Customer experience
zeitgeist
Calm Glitter Jar
In-app purchases
zeitgeist
No in-app purchases
Calm Glitter Jar
- Small Tip$0.99
- Medium Tip$2.99
- Halloween Charms$2.99
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- Large Tip$4.99









