Comparison

PortalGate vs Chroma

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

Head to head
About

PortalGate

Explore immersive 3D environments by stepping through digital portals placed in your physical space. Travel the world, tour real estate, and experience art in new ways. Supports 360° images and videos for customizable journeys.

Highlights
  • Mixed Reality Portals
  • 360° Image & Video Support
  • Virtual World Exploration
  • Real Estate Tours
  • Art & Museum Experiences
  • Customizable Scenes
Read full description

Welcome to PortalGate: Step into New Worlds! PortalGate is your gateway to a whole new realm of exploration, powered by Spatial Computing from iOS to Apple Vision Pro.  Immerse yourself in surreal and imaginative experiences as you walk through portals placed in your physical space, merging reality with fantastic digital worlds. With PortalGate, you can: - Travel the World: Visit famous cities, explore historical sites, and discover hidden gems without leaving home. From bustling urban centers to remote cultural landmarks, bring the world to you. - Step Inside Real Estate: Enter virtual properties for an immersive look at potential new homes, futuristic architectural designs, and innovative showrooms. - Art and Museums: Walk into exhibits and view artworks in a completely new way, creating an interactive experience for art lovers and historians alike. Innovative Features: - Mixed Reality: Place digital portals in your surroundings using Apple Vision Pro and step through them to explore immersive 3D environments. - 360° Image & Video Support: Experience and interact with custom 360° images or videos. Want to create your own? Get in touch with us to upload your personalized content! - Customizable Scenes: Create unique experiences by adding your own 360° visuals, and customize scenes to match your vision or project. How It Works: - Place a Portal in your space using the intuitive controls on your Apple Vision Pro or iOS device. - Walk through and instantly find yourself in a new environment—from a serene beach to the heart of a bustling city. - Choose Your Journey with a simple menu that lets you switch between scenes, explore surreal worlds, or create custom experiences. Where to Use PortalGate: - Tourism: Take virtual trips to iconic cities or famous landmarks, enjoying experiences that feel real and immediate. - Education: Use PortalGate to transport students into historical events, outer space, or different cultures making learning truly engaging. - Real Estate: Step inside properties, envision future projects, and explore new architectural designs from the comfort of your home or office. - Corporate & Events: Host immersive events and presentations that blend physical and digital spaces for unforgettable experiences. Why PortalGate? PortalGate is more than an app; it’s a gateway to endless possibilities. Whether you’re exploring, learning, or creating, PortalGate bridges the gap between the digital and physical worlds. With a commitment to innovation and a focus on user experience, we aim to make every journey memorable and unique. Compatibility & Requirements - Available on iOS devices with 360° image and video support. - Available also on Apple Vision Pro for full Mixed Reality experiences.

About

Chroma

Transform your Apple devices into a cinema-grade media player for your personal library. Enjoy direct playback of various formats, advanced audio-visual features, and offline viewing. It also offers an immersive theater experience for Apple Vision Pro users.

Highlights
  • Plex, Jellyfin, Emby server integration
  • Direct play for MKV and other formats
  • Dolby Vision, HDR, and multichannel audio
  • Picture in Picture mode
  • Offline playback with resume
  • On-device live subtitle transcription
  • Immersive theater for Apple Vision Pro
Features
Read full description

Chroma turns your iPhone and iPad into a cinema-grade player for your own media library. * Plex, Jellyfin, and Emby — multiple servers, one beautiful app * Direct play for formats servers usually transcode, including MKV * Dolby Vision, HDR, and multichannel audio * Picture in Picture — keep watching while you do anything else * Downloads and offline playback that remember where you left off * Transcribe: on-device live subtitles for videos that have none * Subtitle styling, audio track selection, and caption timing control * Skip intros and credits (Plex Pass required by library owner) * Home Screen widgets and deep links straight into playback And if you have an Apple Vision Pro: Chroma is its premier personal cinema — immersive theater environments, AI 3D, spatial video, and VR180/360 playback, with the same libraries, picking up right where your iPhone left off. I am actively developing this app and want it to be one of the best choices for your enjoyment. If you have feature suggestions or run into issues, let me know via the contact link so I can make sure they are on my radar! ** Chroma Pass ** Chroma Pass unlocks the full experience — no watch limit. It's available as a monthly or yearly auto-renewing subscription, each with a 7-day free trial, or as a one-time Lifetime purchase. Chroma Pass includes: * Removes the 5-minute watch time limitation. * Syncs playback time with your media server to pick up where you last watched. * One subscription for every platform: Chroma Pass unlocks Chroma on iPhone, iPad, Apple TV, and Apple Vision Pro. * Monthly: $2.99 * Yearly: $29.99 (7-day free trial) * Lifetime: $59.99 one-time — yours forever, no renewal. * For the subscription plans, payment is charged to your Apple Account at the end of the free trial unless cancelled, and auto-renews unless you disable auto-renewal at least 24 hours before the end of the current period in your Apple Account settings. * The Lifetime purchase is a one-time charge and does not renew. Privacy Policy: https://snacksaftermidnight.com/privacy/ End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

PortalGate4 screens
Chroma3 screens

Verdict

The call

The clearest difference is rating: Chroma at 5.0 against PortalGate's 3.7. Chroma also leads on update cadence (daily vs every 15 months) and review sentiment (62% vs 44%). PortalGate's advantage is monetization model (free vs free with in-app purchases) and ratings volume (6 vs 1). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PortalGate sells 1 one-off in-app purchase and Chroma sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Chroma holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: PortalGate has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 44% of PortalGate's written reviews are positive against 62% of Chroma's.

UpkeepUpdate frequency

PortalGate ships an update every 15 months, Chroma daily. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
PortalGate versus Chroma: the parameters behind the verdict, then further details
ParameterPortalGateChroma
PriceFreeFree
Rating3.7 (6 ratings)5.0 (1 ratings) — better
Positive reviews44.4% of reviews61.5% of reviews — better
Number of ratings6 — better1
Update frequencyEvery 15 monthsDaily — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Vision ProiPhone, iPad, Apple TV, Vision Pro — better
Requires iOS18.0 — better26.0
Further details — not scored
Size184 MB50 MB
Age rating+44+
DeveloperDiliumSnacks After Midnight

Customer experience

PortalGate

All ratings6 ratings
Positive50.0%
Neutral33.3%
Negative16.7%
Written reviews9 reviews
Positive44.4%
Neutral33.3%
Negative22.2%

Chroma

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews13 reviews
Positive61.5%
Neutral0.0%
Negative38.5%

In-app purchases

1 purchases

PortalGate

One-time1
  • Space$0.99
3 purchases

Chroma

Subscriptions2
  • Chroma Pass - Monthly7 Days trial$2.991 Month
  • Chroma Pass - Yearly7 Days trial$29.991 Year
One-time1
  • Chroma Pass - Lifetime$59.99

Questions

Is PortalGate free?
PortalGate is free to download, with in-app purchases available.
Is Chroma free?
Chroma is free to download, with in-app purchases available.
Which has better reviews, PortalGate or Chroma?
Chroma is rated higher. PortalGate averages 3.7 out of 5 from 6 ratings, while Chroma averages 5.0 from 1 ratings.
Do PortalGate or Chroma have ads?
Neither PortalGate nor Chroma shows ads.
Which is updated more often, PortalGate or Chroma?
PortalGate ships an update every 15 months, and Chroma daily. Most recently, PortalGate was updated on October 24, 2026 and Chroma on October 30, 2026.

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