Comparison

Twitcast Viewer (TwitCasting) vs RyzaChat

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

Head to head
About

Twitcast Viewer (TwitCasting)

Watch live video and radio streams from a vast community. Interact with streamers through comments and gifts, and join live sessions with unique avatars. Get notifications for favorite streams and enjoy background playback.

Highlights
  • Watch live video and radio streams
  • Real-time comments and gifts
  • Stream notifications
  • Collabo feature for joining streams
  • Interactive avatars
  • Background playback
  • Categorized content
Features
Read full description

# Welcome to the Refreshed Twitcast Viewer App Experience the best of live streaming with the new Twitcast Viewer app. Join our community of 30 million users on the lively platform of Twitcast! # More than just Watching While enjoying your favorite streamers, engage in real time with comments and gifts. Invite your friends from X (formerly Twitter) to amplify the fun! # Stay Updated Love a live stream? Add it to your notification list and never miss out when it goes live. Connect with X to add users to your list too! # Be Part of the Stream Join live streams with “Collabo” feature and chat, and set up unique avatars for more interactive fun! # Wide Variety Pick from 100+ categories of live streams tailored to match your mood. # Convenient Viewing Enjoy lag-free streams on any network, with easy options for background playback and for viewing on a larger screen. Join Twitcast - 'A place where everyone's favorites gather'. Discover more, love even more! --- # Unlock More with Membership Join our membership to enjoy special perks from streamers. # Perks at Your Disposal Membership perks span across a spectrum, depending on the chosen tiers. Here's a sampler: - Digital certificate - Membership badges - Exclusive streams - Exclusive offers from creators per tier specifics Membership auto-renews monthly, and the prices depend on the tier you choose. More details are available on the enrollment page. # Charges Your Apple ID account will be charged for the membership. # Auto-renewal and Cancellation Your auto-renewal plans and their cancellation can be managed here: Settings > Apple ID Account Info > Subscriptions > Choose the auto-renewal plan to enable or cancel. Options to confirm or cancel the auto-renewal plan are also available on the AppStore App. Please note that cancellations for the current enrollment month are not accepted. # Terms of Service https://twitcasting.tv/indexlicense.php # Privacy Policy https://twitcasting.tv/indexprivacy.php ---- LANGUAGES:English, Japanese, and others * Note: This is the viewer application for "Twitcast Live (TwitCasting Live)".

About

RyzaChat

Engage in an AI-powered roleplaying adventure where your conversations with a familiar character shape a unique, unfolding story. Explore, battle, and build in a dream world, or simply chat and enjoy casual conversation.

Highlights
  • AI-driven story creation
  • Interactive roleplaying
  • RPG and Chat modes
  • Character conversations
  • World exploration and building
  • Official character voice integration
Read full description

Immersive Storycrafting AI RPG “RyzaChat:AI” This is Ryza’s dream world. A summer story created together with you, the protagonist of this world. There’s no predetermined path. No predetermined story. Where you go and what you do are entirely up to you. Just start a conversation. With your own words, create a one-of-a-kind “dream story” together with Ryza. ◆ Just Talk, and the Story Unfolds ◆ “Let’s go gather materials in the forest!” “A monster! Attack with a Bomb!” “Let’s open a shop and strike it rich!” Explore, gather, synthesize, battle, trade, and build your own base. Tell Ryza what you want to do, and the story begins to move. What you aim for and what kind of story you create are up to you. Use your imagination and your own words to adventure through the world of Atelier Ryza. ◆ Adventure or Chat. Spend Your Time Your Way ◆ Want to move the story forward? Choose RPG Mode. Just want to chat with Ryza? Choose Chat Mode. Switch between them anytime to match your mood! And Ryza isn’t the only familiar face. More than 30 characters from the Atelier Ryza series appear, including Klaudia! Who will you meet? What will you do together? Enjoy an adventure that’s uniquely yours. ◆ Recommended for you if... ◆ - You love Atelier Ryza, alchemy worlds, or anime RPG games - You want an AI companion to talk with in your spare time - You enjoy TRPG-style roleplay where your own words drive the story - You want a storycrafting RPG with no fixed scenario - You prefer "talking to create" over reading a visual novel - You want to roleplay as the protagonist in an anime world - You love anime chat and character roleplay experiences - You want casual small talk with a friendly AI companion - You want to hear Ryza speak with an AI voice based on her official voice actress - You like ASMR-style soft voice moments - You are an anime fan or otaku who enjoys oshi culture - You want to meet Klaudia and other beloved Atelier characters - You loved gathering, synthesis and battles in the Atelier series - You are curious what stories AI chat can create beyond your imagination ◆ About RyzaChat:AI ◆ RyzaChat:AI is an officially licensed AI chat RPG based on the Atelier Ryza series. Ryza becomes your companion, and your conversations weave the story — not a visual novel you read, but a story you create by talking. With her character voice built from the official voice actress, enjoy everything from casual anime chat to full roleplay adventure. ―――――――――――――――――――― ◆ Official Website: https://ryzachat-ai.go-spiral.ai/ ◆ Privacy Policy: https://ryzachat-ai.go-spiral.ai/privacy “RyzaChat:AI – Your One-of-a-Kind Summer Dream Story with Ryza” respects user privacy and is committed to protecting personal information. Please see our Privacy Policy for details. ◆Terms of Service: https://ryzachat-ai.go-spiral.ai/terms ◆End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Twitcast Viewer (TwitCasting)3 screens
RyzaChat4 screens

Verdict

The call

The clearest difference is rating: Twitcast Viewer (TwitCasting) at 4.6 against RyzaChat's 2.9. Twitcast Viewer (TwitCasting) also leads on review sentiment (42% vs 22%) and ratings volume (527 vs 18). RyzaChat's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases 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. Twitcast Viewer (TwitCasting) sells 10 in-app purchases, starting at $7.99 per month and RyzaChat sells 10 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Twitcast Viewer (TwitCasting) holds the better App Store score, 4.6 against 2.9. That said, the two scores are not equally well evidenced: Twitcast Viewer (TwitCasting) has 527 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 42% of Twitcast Viewer (TwitCasting)'s written reviews are positive against 22% of RyzaChat's.

UpkeepUpdate frequency

Twitcast Viewer (TwitCasting) ships an update every 10 days, RyzaChat weekly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Twitcast Viewer (TwitCasting) versus RyzaChat: the parameters behind the verdict, then further details
ParameterTwitcast Viewer (TwitCasting)RyzaChat
PriceFreeFree
Rating4.6 (527 ratings) — better2.9 (18 ratings)
Positive reviews41.7% of reviews — better22.0% of reviews
Number of ratings527 — better18
Update frequencyEvery 10 daysWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size89 MB673 MB
Age rating12+17+
DeveloperMOI CORPORATIONSpiralAI Inc.

Customer experience

Twitcast Viewer (TwitCasting)

All ratings526 ratings
Positive90.7%
Neutral6.1%
Negative3.2%
Written reviews144 reviews
Positive41.7%
Neutral11.1%
Negative47.2%

RyzaChat

All ratings13 ratings
Positive38.5%
Neutral30.8%
Negative30.8%
Written reviews41 reviews
Positive22.0%
Neutral26.8%
Negative51.2%

Bugs and requests

Twitcast Viewer (TwitCasting)

Reported bugs

10 issues
  • App crashes on startup and during use
  • Update installation failures
  • Freezing on iOS 7 and iPad Air devices
  • Streaming audio quality issues and lag
  • Subscription system not working properly
Show 5 more
  • Unable to find users when searching
  • Language setting changes not applying
  • Collaboration feature causing problems
  • Notifications from non-subscribed users
  • Twitter subscription links not functioning

Requested features

12 requests
  • Record live streams on iOS devices
  • Improved payment system for international creators
  • Better user search and discovery functionality
  • Spell check and auto-capitalization in chat
  • Automatic translator for non-Japanese content
Show 7 more
  • Increased character limit for messages
  • Ability to view saved/recorded videos
  • Integration with Twitter followers list
  • Support for viewing content from desktop broadcasts
  • Increased viewer capacity beyond 64 people
  • Proper Twitter integration
  • Merged live and viewer apps for easier navigation

RyzaChat

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Twitcast Viewer (TwitCasting)

Subscriptions1
  • 【新】コレコレch会員限定生放送$7.991 Month
One-time9
  • 500pt Bundle$2.99
  • 500pt (+100pt)$3.99
  • 1,000pt Bundle$6.99
Show 6 more
  • 980pt (+200pt)$7.99
  • 2,000pt Bundle$13.99
  • 1960pt (+520pt)$15.99
  • 3,000pt Bundle$19.99
  • 2940pt (+840pt)$23.99
  • 10300pt$79.99
10 purchases

RyzaChat

Subscriptions2
  • RyzaChat PRO (1 Month)$5.991 Month
  • RyzaChat Pro Annual (Discount)3 Days trial$39.991 Year
One-time8
  • 会話トークン 901$0.99
  • 会話トークン 001$1.99
  • 会話トークン 002$3.99
Show 5 more
  • 会話トークン 003$5.99
  • チャイナドレス$9.99
  • 会話トークン 004$11.99
  • 期間限定会話トークン 001$19.99
  • サマービーチ$22.99

Questions

Is Twitcast Viewer (TwitCasting) free?
Twitcast Viewer (TwitCasting) is free to download, with in-app purchases available.
Is RyzaChat free?
RyzaChat is free to download, with in-app purchases available.
Which has better reviews, Twitcast Viewer (TwitCasting) or RyzaChat?
Twitcast Viewer (TwitCasting) is rated higher. Twitcast Viewer (TwitCasting) averages 4.6 out of 5 from 527 ratings, while RyzaChat averages 2.9 from 18 ratings.
Do Twitcast Viewer (TwitCasting) or RyzaChat have ads?
Neither Twitcast Viewer (TwitCasting) nor RyzaChat shows ads.
Which is updated more often, Twitcast Viewer (TwitCasting) or RyzaChat?
Twitcast Viewer (TwitCasting) ships an update every 10 days, and RyzaChat weekly. Most recently, Twitcast Viewer (TwitCasting) was updated on November 1, 2026 and RyzaChat on October 31, 2026.

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