CollabCasts vs Open When
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CollabCasts
This platform allows creators to ask questions and communities to respond with short voice clips. Submissions are curated into polished audio episodes, reimagining podcast creation for various uses like Q&A, fan reactions, and team discussions.
- Creators post prompts with time limits
- Contributors record voice clips
- Curate submissions into episodes
- Agent Producer for automatic episode drafting
- Support for community Q&A, fan reactions, team discussions
- Adjustable episode visibility (public, unlisted, private)
- Earn shareable credits for featured contributions
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Collab Casts. Where voices come together. Collab Casts is a crowd-powered audio platform where creators ask questions and communities respond with short voice clips — curated into full, polished episodes. It’s podcasting, reimagined. How It Works Creators post prompts. Ask a question. Set a time limit. Set a deadline. Contributors respond. Record your voice directly in the app. Real people. Real perspectives. Episodes are built. Creators curate submissions into structured, flowing episodes. Sometimes even automatically — with our Agent Producer. More Than Podcasting Collab Casts isn’t just for podcasts. Use it for: • Community Q&A • Fan reactions • Team discussions • Company town halls • Audio celebration tributes • Classroom discussions • Faith-based reflections • Private group storytelling Public. Unlisted. Or Private. Built for Participation • Time-limited recordings for clarity • Earn shareable credits when featured • Follow creators • Request access to private episodes • Official featured Collab Casts from the Collab Casts team Your voice doesn’t disappear in comments. It becomes part of the story. For Creators • Post open calls • Shortlist submissions • Build episodes manually • Or let the Agent Producer auto-draft your episode • Control episode visibility • Feature official content You don’t just host. You orchestrate. Premium (Optional) Premium unlocks future AI-powered features, episode downloads, and advanced tools. Manage subscriptions through your device settings. Collab Casts is the future of collaborative storytelling. Download now and add your voice. https://collasbcasts.com/privacy https://collasbcasts.com/terms
Open When
Write and send thoughtful letters to yourself and others, to be opened at a specific moment or date. Create personalized messages with prompts or your own ideas, and cherish memories by saving letters as keepsakes.
- Write letters for specific moments
- Seal letters for future opening
- Use meaningful prompts
- Create custom moments
- Exchange letters with friends
- Save letters as keepsake PDFs
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Some words are meant for a particular moment. Open When helps you write thoughtful letters to yourself and the people you care about. Choose the moment a letter belongs to, write what you want them to know, and send it to their mailbox. Make it available right away or seal it until a date you choose. WORDS FOR THE MOMENTS THAT MATTER Choose from meaningful prompts for good days, hard days, big dreams, quiet reminders, and everything in between. You can also create your own Open When moment. LETTERS WORTH KEEPING Connect with people using friend codes and exchange letters. Favorite the ones you treasure, or turn any opened letter into a keepsake PDF you can save, share, or print. You’ll also receive a notification when a new letter arrives or a sealed letter is ready to open. WRITE TO YOURSELF Leave yourself encouragement, celebrate how far you have come, or save words you may want to hear another day. RECEIVING IS ALWAYS FREE Open When is free to download. Receiving and opening letters is always free, whether you have a membership or not. Your first 10 letters are on us. After that, an Open When membership lets you keep writing and sending. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Open When at daily against CollabCasts's every 3 months. CollabCasts's advantage is iOS requirement (15.1 vs 17.0). On price, rating, 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. CollabCasts sells 2 in-app purchases, starting at $4.99 per month and Open When sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for CollabCasts against 5.0 for Open When. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
CollabCasts ships an update every 3 months, Open When daily. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.
| Parameter | CollabCasts | Open When |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 months | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 49 MB | 9 MB |
| Age rating | 12+ | 12+ |
| Developer | DAMON DEANGELO BELLE | Moon Radio Candy |
Customer experience
CollabCasts
Open When
In-app purchases
CollabCasts
- Founding Creator Monthly$4.991 Month
- Founding Creator Annual$49.991 Year
Open When
- Open When Membership$2.991 Month
