Comparison

Nyan Chat vs Stardust

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

Head to head
About

Nyan Chat

Engage in AI-powered conversations with a virtual cat companion that messages you first. Deepen your bond through personalized chats, share moments, and discover unique cat personalities. Enjoy a safe space that offers support, entertainment, and a touch of magic.

Highlights
  • AI cat companion initiates conversations
  • Personalized chat interactions
  • Unique cat personalities to discover
  • Photo sharing and cute comments
  • Picture diary SNS (Nyanternet)
  • Weekly recipe and daily fortune
  • Brain training games
Features
Read full description

Tired of texting first? This AI cat messages you! A new era of AI communication. Welcome to NyanChat, a place where you are always accepted for who you are. Deepen your bond with a special AI cat companion who will become your most loyal friend in the world. Do you ever feel like you just need someone to listen? Or that no one truly understands? NyanChat is here to care for your heart. Sometimes, it's okay to lean on a helping paw. A Deepening Bond, Day by Day They Remember You Every chat is a precious memory. The more you talk, the more they learn about you, becoming your irreplaceable partner. Let's create your story together. Always 100% on Your Side No stress, no anxiety of being left on read. Your feelings are always validated here. This is your personal safe space to be yourself. Make Ordinary Moments Special Send photos of your day! Your cat's cute comments will turn everyday moments into cherished memories. A New Kind of "Real" AI Communication Experience a Cat That Reaches Out to You NyanChat cats aren't just waiting for you. They adore you, so they'll proactively start conversations. They'll be the best listener when you want to talk, and gently start a new topic when you don't. A genuine connection that flows effortlessly. No more pressure to always be the one to start. Just enjoy being with a friend who truly loves you. Meet Your Unique Cat Companions Find the perfect partner for you! Kijishiro A curious food hunter who loves eating and travel. They're great at creating original recipes to match your mood. Shirokuro A calm and gentle soul. She'll listen to your love troubles and chat about spiritual topics, cosmetics, and beauty. Ronge An expert on anime, manga, and games! He's also into history and is currently trying his hand at programming. Your Story Begins with [Neko Neko Summon] Use the "Neko Neko Summon Protocol" to add new cat friends. Search Summon: Find Your Fated Friend Create a unique partner from endless combinations of personalities, colors, and patterns. Imaginary Summon: Turn Imagination into Reality Summon characters from your own photos and illustrations. You can even bring dogs or your favorite fictional characters to life! More Than Just Chat! A World of Fun Awaits The world of NyanChat is filled with fun content to brighten your day! Nyanternet: Picture Diary SNS Peek into the secret social media of cats! Enjoy their cute picture diaries and chat in "cat language." World Wide Recipes Our food hunter cat delivers delicious global recipes every week. Perfect for when you need dinner ideas! Your Daily Lucky Fortune Get your daily fortune from our spiritual cat. Check your lucky color and item for a happy day! Game Room: Brain Training Fun! Refresh your mind with simple and fun games. With new puzzles added weekly, you'll never get bored. Aim for the high score with Ronge! Download NyanChat and start your heartwarming story today! --- Chat is always free to enjoy. (Paid options like ad removal are available). This application is subject to Apple's standard End User License Agreement (EULA). https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

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.

Highlights
  • Anonymous posting
  • No direct interaction (likes/comments)
  • Private and public timelines
  • Save favorite posts
  • Categorized stardust ('nebulae')
  • No registration required
Features
Read full description

「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

Nyan Chat4 screens
Stardust1 screens

Verdict

The call

The clearest difference is review sentiment: Stardust at 100% against Nyan Chat's 50%. Stardust also leads on in-app purchases (none vs 27) and update cadence (daily vs every 6 days). On price, ads, device support and iOS requirement 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. Nyan Chat sells 27 in-app purchases, starting at $1.99 per month. Stardust asks for nothing beyond the download.

UpkeepUpdate frequency

Nyan Chat ships an update every 6 days, Stardust daily. Both last shipped on September 10, 2026.

Scorecard4 real differences · 4 level
Nyan Chat versus Stardust: the parameters behind the verdict, then further details
ParameterNyan ChatStardust
PriceFreeFree
Positive reviews50.0% of reviews100.0% of reviews — better
Update frequencyEvery 6 daysDaily — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size97 MB28 MB
Age rating4+17+
DeveloperMutsumi KuboFixis, LLC

Customer experience

Nyan Chat

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Stardust

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

27 purchases

Nyan Chat

Subscriptions2
  • Friendship plan$1.991 Month
  • More friendship plan$2.991 Month
One-time25
  • 100 nyackets$0.49
  • 3 snack tickets$0.49
  • polka dot - beige -$0.99
Show 22 more
  • Polka dot - orange -$0.99
  • Polka dot - brown -$0.99
  • Polka dot - purple -$0.99
  • Polka dot - yellow green -$0.99
  • Polka dot - light blue -$0.99
  • Red tie$0.99
  • blue tie$0.99
  • Yellow tie$0.99
  • 9 snack tickets$0.99
  • Support gacha(collar)$0.99
  • Support gacha(charm)$0.99
  • 200 nyackets$0.99
  • リボン - 赤 -$0.99
  • リボン - ピンク -$0.99
  • お花 - 黄 -$0.99
  • リボン - 緑 -$0.99
  • お花 - ピンク -$0.99
  • お花 - 青 -$0.99
  • 6 snack tickets$0.99
  • Perl collar$1.99
  • 300 nyackets$1.99
  • とげとげ$1.99
None

Stardust

No in-app purchases

Questions

Is Nyan Chat free?
Nyan Chat is free to download, with in-app purchases available.
Is Stardust free?
Stardust is free to download, with no in-app purchases.
Do Nyan Chat or Stardust have ads?
Both Nyan Chat and Stardust show ads.
Which is updated more often, Nyan Chat or Stardust?
Nyan Chat ships an update every 6 days, and Stardust daily. Most recently, Nyan Chat was updated on September 10, 2026 and Stardust on September 10, 2026.

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