Kosmi vs WatchParty.us
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kosmi
This app provides a unified platform for entertainment, combining TV, movies, games, and music. Users can create virtual rooms to invite friends and share these experiences together.
- Watch TV and movies together
- Play games with friends
- Listen to music collaboratively
- Create private hangouts rooms
- Invite friends to join rooms
- Stream various entertainment apps
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Kosmi is your entertainment universe, bringing together your favorite TV, movies, games, music, and other apps, all in one place. Hang out in one of your rooms, invite your friends, and see who shows up.
WatchParty.us
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WatchParty is the app for people who watch together — even when they're apart. Create a private party with friends, build a shared watch list, and chat about what you're watching as it happens. No spoilers unless you want them. What you can do: Build a shared watch list with your party Discover movies and TV shows to watch together Chat in real time while you watch Track what you've seen, what you're watching, and what's next See what your party members are watching right now WatchParty is private by default — only your party members see your activity.
Screenshots
Verdict
The clearest difference is update cadence: WatchParty.us at daily against Kosmi's every 10 months. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Kosmi ships an update every 10 months, WatchParty.us daily. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.
| Parameter | Kosmi | WatchParty.us |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (35 ratings) — better | — |
| Positive reviews | 34.9% of reviews | — |
| Number of ratings | 35 — better | — |
| Update frequency | Every 10 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 60 MB | 34 MB |
| Age rating | 17+ | 4+ |
| Developer | Kosmi Inc. | Ronald Saylor |
In-app purchases
Kosmi
No in-app purchases
WatchParty.us
No in-app purchases
