Gcast vs Clank World
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gcast
This app allows two mobile devices to share a single screen for synchronized gameplay or viewing, enabling remote co-op experiences. Users can create private rooms, invite friends, and enjoy low-latency streaming over the internet.
- Share iPhone screen with another iPhone or iPad
- Two games run side-by-side
- Create private rooms with codes
- Real-time join notifications
- Customizable nicknames and avatars
- Play over the internet
- Low-latency WebRTC streaming
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GCast lets two phones share one screen, so you and a friend can play side by side even when you aren't in the same room. Cast from your iPhone, hand half the screen to someone else, and play. What you can do: - Cast your iPhone to another iPhone or iPad. - Share that screen with a friend so two games run side by side. - Create a private room with a short code and send the link. - Get a pop-up the moment a guest asks to join, so you don't miss anyone. - Pick a nickname and a pixel-art avatar instead of being a random string of characters. - Play over the internet, not just Wi-Fi. - Built on WebRTC, so the lag stays low enough to actually play through. Works for couch co-op, late-night online sessions, watch parties, and whatever else. TURBO is an optional auto-renewable subscription that unlocks casting up to 1080p (native resolution) and removes the on-screen watermark, available monthly or yearly. Payment is charged to your Apple Account at confirmation of purchase; the subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://gcast.app/privacy
Clank World
Create and interact with AI characters in dynamic, multi-character scenes. Customize responses, switch personas, and share your creations with a community. Experience immersive roleplay like never before.
- Unlimited AI character chat
- Multi-character scene creation
- Persona switching
- Customizable AI response styles
- Create and share characters/scenes
- Discover trending characters
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Bring your characters and worlds to life. Create AI characters, build scenes, express yourself to the fullest. What you can do: - Chat with AI characters for free - Create multi-character scenes with up to 4 AI characters talking to each other and to you - Switch personas anytime to become different characters - Customize AI response styles Join a community: - Create and share your own characters and scenes - Discover trending characters on a personalized feed - Follow creators, get notified about new characters and milestones Multi-Character Scenes: - Go beyond one-on-one chat. Build scenes where multiple AI characters interact with each other and with you. Add a narrator for atmosphere and scene transitions. Your Persona, Your Story: - Create multiple personas and switch between them anytime. The AI reacts naturally to persona changes, making every experience feel seamless and immersive. Create & Share - Design characters with custom personalities, dialogue styles, and images. Build scenes around them. Keep them private or share with the community. Build a following: - Follow your favorite creators, browse trending scenes, and discover new characters through a community-driven feed. Get notified when creators you follow publish something new. ClankPass unlocks premium extras for power users: - Voice to text: speak to your characters and have your words transcribed instantly - Verified badge to signal trust on your profile - Moments: your favorite wholesome moments in your own photo album - Early access to new features Subscription details: - ClankPass: $14.99 per month, billed monthly auto-renewed Claim daily free Aura or buy additional Aura in-app: - Aura is a in-game consumable used to unlock rare collectable items and additional character interactions - Aura may grant Wishes, which unlocks a random collectable item for a given character - You may view the exact rates for rare items pulls in-app under "View Rates" before spending Aura on Wishes Payment will be charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings after purchase. Privacy Policy: https://clank.world/privacy Terms of Use: https://clank.world/tos
Screenshots
Verdict
The clearest difference is rating: Gcast at 5.0 against Clank World's 4.4. Gcast also leads on review sentiment (100% vs 74%) and update cadence (every 6 days vs every 3 weeks). Clank World's advantage is ratings volume (299 vs 3) and iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and monetization model 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. Gcast sells 2 in-app purchases, starting at $4.99 per month and Clank World sells 6 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.
Gcast holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Clank World has 299 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Gcast's written reviews are positive against 74% of Clank World's.
Gcast ships an update every 6 days, Clank World every 3 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.
| Parameter | Gcast | Clank World |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.4 (299 ratings) |
| Positive reviews | 100.0% of reviews — better | 73.7% of reviews |
| Number of ratings | 3 | 299 — better |
| Update frequency | Every 6 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 104 MB | 75 MB |
| Age rating | 4+ | 17+ |
| Developer | jules testard | Tailwind Labs, Inc. |
Customer experience
Gcast
Clank World
In-app purchases
Gcast
- GCast Turbo$4.991 Month
- GCast Turbo$44.991 Year
Clank World
- ClankPass$14.991 Month
- Aura Starter$4.99
- Aura Mini$9.99
- Aura Standard$19.99
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- Aura Premium$49.99
- Aura Whale$99.99









