Comparison

GEMS Study vs Ousia

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GEMS Study

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GEMS is designed to help people make informed choices about their health. The app is only intended for use by participants in the GEMS study. It is not intended for the general public. App activation and use requires an access code and verification of study participants’ identity. GEMS participants must install and set up the app to complete study enrollment.

About

Ousia

This app offers a calm infotainment and medita-tainment experience, transforming curated content into a journey of self-discovery and mindfulness. It features a 3D interactive interface, personalized content, and tools to bridge digital breakthroughs with physical practice.

Highlights
  • 3D interactive interface
  • Interactive soothing animations
  • Hyper-personalized content curation
  • Mindful Artifacts for physical practice
  • Radical privacy with zero-retention architecture
  • Meditainment experience
Features
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Ousia: The World’s First Immersive Calm Infotainment and Meditainment App Stop Scrolling. Start Being. The infinite scroll was designed to keep you searching but never finding. Ousia is the antidote. It is a digital sanctuary that transforms the content you already love into a curated journey of self-discovery, mindfulness, and profound satisfaction. What is Meditainment? Meditainment is the bridge between clinical meditation and mindless entertainment. It is the realization that growth can be as engaging as a film and as restorative as a retreat. Through a stunning 3D interactive interface, Ousia replaces the "zombie scroll" with a purposeful flow of wisdom. The Ousia Experience: Your Life in Alignment 1. The Interface of Intent Step into a living 3D solar system representing the nine core dimensions of your existence—from Body and Mind to Freedom and Flow. No lists. No clutter. Just a celestial, breathing environment where you choose exactly where to direct your energy based on your current mood and time of day. 2. Interactive Soothing Animations Engagement begins the moment you touch the screen. Our "Awakening Consciousness" interactive animations are designed to trigger a biological pattern interrupt, lowering your resting heart rate through visual pacing and tactile haptic feedback. 3. Hyper-Personalized Curation Ousia doesn't just guess; it understands. By synthesizing your unique persona, your current mood, and your interaction context (time, day, and country), our AI engine curates the single most meaningful piece of "Calm Infotainment" from across the web. Whether it’s a Stoic insight for a stressful morning or a somatic healing ritual for a quiet evening, it is exactly what you need, exactly when you need it. 4. From Digital Epiphany to Physical Practice The journey doesn't end on the screen. Reflect on your experience via voice prompts and discover a curated gallery of "Mindful Artifacts"—tangible, analog tools designed to anchor your digital breakthroughs in the physical world. 5. Radical Privacy Your inner world is sacred. Ousia is built on a zero-retention architecture. We do not build advertising profiles or track your data. We provide a sanctuary that is 100% yours. Why Ousia? In an era of attention extraction, Ousia is an act of Attention Protection. It is not about escaping the digital world, but about mastering it. It is about turning the apps on your phone into instruments of your own well-being. Welcome to the Great Exhale. Welcome to Ousia. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

GEMS Study3 screens
Ousia4 screens

Verdict

The call

The clearest difference is in-app purchases: GEMS Study at none against Ousia's 2. Ousia's advantage is update cadence (every 4 days vs every 2 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Ousia sells 2 in-app purchases, starting at $4.99 per month. GEMS Study asks for nothing beyond the download.

UpkeepUpdate frequency

GEMS Study ships an update every 2 months, Ousia every 4 days. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

Scorecard2 real differences · 7 level
GEMS Study versus Ousia: the parameters behind the verdict, then further details
ParameterGEMS StudyOusia
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhoneiPhone, iPad — better
Requires iOS17.017.0
Further details — not scored
Size152 MB64 MB
Age rating17+17+
DeveloperKaiser PermanenteSutirtha Chakraborty

In-app purchases

None

GEMS Study

No in-app purchases

2 purchases

Ousia

Subscriptions2
  • Ousia Monthly Premium Localised US$4.991 Month
  • Ousia Premium Annual Localized US$29.991 Year

Questions

Is GEMS Study free?
GEMS Study is free to download, with no in-app purchases.
Is Ousia free?
Ousia is free to download, with in-app purchases available.
Do GEMS Study or Ousia have ads?
Neither GEMS Study nor Ousia shows ads.
Which is updated more often, GEMS Study or Ousia?
GEMS Study ships an update every 2 months, and Ousia every 4 days. Most recently, GEMS Study was updated on October 27, 2026 and Ousia on October 18, 2026.

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