Thread planet vs Stardust
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Thread planet
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Welcome to Thread planet, your "Planet of Destiny." This is a social network where AI discovers your true interests and introduces you to the people and content you were always meant to find.
Stardust
This social networking app allows users to anonymously share their thoughts as 'stardust' into a virtual night sky. It offers a private space for personal reflections and a public timeline for viewing others' stardust, with no direct interaction features like comments or follows.
- Anonymous posting
- No direct interaction (likes/comments)
- Private and public timelines
- Save favorite posts
- Categorized stardust ('nebulae')
- No registration required
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「今日も想いを星屑にしよう」 あなたの心に浮かんだ言葉が、美しい星屑に変わる。 Stardust(スターダスト)は、誰かの言葉に傷つかず、 自分の想いを星屑としてそっと夜空に放てる、癒し系SNSです。 Stardustの特徴 ・登録不要、完全匿名なのですぐに使い始めることができます。 ・フォローやコメントの機能はありません。他の人の投稿には「きらり」「ほっこり」「共感」「応援」の4つの気持ちを送ることができます。 ・他の人に見られることのないプライベート投稿も可能です。 ・気になる投稿はお気に入りに保存できます。 3つの世界を自由に漂おう マイ星屑:あなたの投稿とお気に入り、もらった気持ちを集めた、誰にも邪魔されない小さな宇宙。 タイムライン:誰かの星屑が静かに流れる銀河のような場所。 星雲:あなたの投稿が「日常」「気持ち」「趣味」などの星雲の中に混ざって、宇宙空間に浮かび上がります。 Stardustでゆるくてふわっとした世界にあなたの気持ちを浮かべてみませんか?
Screenshots
Verdict
The clearest difference is ads: Thread planet at none against Stardust's shown. Stardust's advantage is update cadence (daily vs every 5 days) and iOS requirement (14.0 vs 18.2). On price, 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.
Thread planet ships an update every 5 days, Stardust daily. The most recent releases landed on September 27, 2026 and October 14, 2026 respectively.
| Parameter | Thread planet | Stardust |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 5 days | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.2 | 14.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 28 MB |
| Age rating | 17+ | 17+ |
| Developer | Koshin Obayashi | Fixis, LLC |
In-app purchases
Thread planet
No in-app purchases
Stardust
No in-app purchases









