Comparison

Twitcast Viewer (TwitCasting) vs Radiotalk(ラジオトーク)

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

Radiotalk(ラジオトーク)

This app allows anyone to easily start broadcasting audio live or recorded content. Engage with listeners through real-time chat, send gifts, and participate in various events for a chance to win prizes. It's a platform for sharing your voice and connecting with others through audio.

Highlights
  • One-tap audio broadcasting
  • Live and recorded content
  • Real-time listener interaction
  • Send over 1,000 unique gifts
  • Participate in daily events
  • Multi-person live streams
  • Face-free broadcasting
Features
Read full description

【Radiotalk - ラジオトークについて】 はじめてでも簡単!1タップで誰でも今すぐ始められる音声配信サービス。 リアルタイムで配信者(トーカー)と視聴者(リスナー)が楽しめるライブ配信、歌や弾き語り、声劇などの音声を残せる収録配信など、あなたのスタイルにあった音声配信をお楽しみください! ◆特徴◆ 1. 豪華商品をGET!毎日イベントを開催中 - 豪華賞品やギフト制作権、地上波ラジオ出演権をかけたイベントが充実 - 配信者独自のオリジナルイベントも人気 過去のイベント例) ・謎解き配信 ・24時間生配信 ・歌うま対抗戦 ・複数の配信者で帯番組 ・花火ギフトを使ったみんなで花火鑑賞会 2. 24時間365日いつでもライブ中! - 雑談やカラオケなどエンタメを中心とした多数テーマで配信 - ライブ配信に参加して配信者とコミュニケーションをとろう 3. 充実したコミュニケーション機能 - 配信者のオリジナルギフトを含む1,000以上のギフトが贈れる - 複数人でライブ配信が可能 - 配信に応援メッセージが個別で送れる ◆こんな方におすすめ◆ ・顔出しせずに配信をしたい ・みんなとワイワイ雑談を楽しみたい ・共通の話題で楽しめる友達を見つけたい ・自分で考えた企画を配信したい ・歌や演奏、朗読を披露したい ◆公式SNSアカウント◆ https://twitter.com/Radiotalk_info 利用規約      :https://radiotalk.jp/articles/terms プライバシーポリシー:https://radiotalk.jp/articles/privacy Radiotalk株式会社  :https://radiotalk.jp/company

Screenshots

Twitcast Viewer (TwitCasting)3 screens
Radiotalk(ラジオトーク)4 screens

Verdict

The call

The clearest difference is ads: Twitcast Viewer (TwitCasting) at none against Radiotalk(ラジオトーク)'s shown. Twitcast Viewer (TwitCasting) also leads on ratings volume (527 vs 4). Radiotalk(ラジオトーク)'s advantage is review sentiment (50% vs 42%) and iOS requirement (14 vs 17.0). On price, rating, update cadence 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 27 in-app purchases, starting at $3.99 per month and Radiotalk(ラジオトーク) sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Twitcast Viewer (TwitCasting) against 4.8 for Radiotalk(ラジオトーク). That said, the two scores are not equally well evidenced: Twitcast Viewer (TwitCasting) has 527 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 42% of Twitcast Viewer (TwitCasting)'s written reviews are positive against 50% of Radiotalk(ラジオトーク)'s.

UpkeepUpdate frequency

Twitcast Viewer (TwitCasting) ships an update every 10 days, Radiotalk(ラジオトーク) every 3 weeks. Both last shipped on October 29, 2026.

Scorecard4 real differences · 6 level
Twitcast Viewer (TwitCasting) versus Radiotalk(ラジオトーク): the parameters behind the verdict, then further details
ParameterTwitcast Viewer (TwitCasting)Radiotalk(ラジオトーク)
PriceFreeFree
Rating4.6 (527 ratings)4.8 (4 ratings) — better
Positive reviews41.7% of reviews50.0% of reviews — better
Number of ratings527 — better4
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.014 — better
Further details — not scored
Size89 MB103 MB
Age rating12+17+
DeveloperMOI CORPORATIONRadiotalk Inc.

Customer experience

Twitcast Viewer (TwitCasting)

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

Radiotalk(ラジオトーク)

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews22 reviews
Positive50.0%
Neutral9.1%
Negative40.9%

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

Radiotalk(ラジオトーク)

Not enough reviews yet to summarise bugs or requests.

In-app purchases

27 purchases

Twitcast Viewer (TwitCasting)

Subscriptions13
  • 木乃教-信者-$3.991 Month
  • 初めてのメンバーシップ$3.991 Month
  • いっぱい、よしよししてあげる$3.991 Month
Show 10 more
  • コレコレch会員限定生放送$5.991 Month
  • 【新】コレコレch会員限定生放送$7.991 Month
  • 木乃教-使徒-$7.991 Month
  • 【超】コレコレch会員限定生放送+通常キャス録画全公開$23.991 Month
  • 世界一よしよしされたい$39.991 Month
  • 5000円ちょーだいっ!$39.991 Month
  • 上流国民$79.991 Month
  • 生涯添い遂げまひちゃんと一緒$79.991 Month
  • レジェンド会員$79.991 Month
  • kimonoちゃんプレミアム$79.991 Month
One-time14
  • 500pt Bundle$2.99
  • 480pt Bundle$2.99
  • 500pt (+100pt)$3.99
Show 11 more
  • 1,000pt Bundle$6.99
  • 980pt (+200pt)$7.99
  • 1,000pt Bundle$9.99
  • 2,000pt Bundle$13.99
  • 1960pt (+520pt)$15.99
  • 3,000pt Bundle$19.99
  • 2940pt (+840pt)$23.99
  • 3,000pt Bundle$29.49
  • 5,000pt Bundle$34.99
  • 10,000pt Bundle$64.99
  • 10300pt$79.99
8 purchases

Radiotalk(ラジオトーク)

One-time8
  • 133コイン$0.99
  • 400コイン$2.99
  • 667コイン$4.99
Show 5 more
  • 1333コイン$9.99
  • 2796コイン$19.99
  • 7723コイン$49.99
  • 15883コイン$99.99
  • 32666コイン$229.99

Questions

Is Twitcast Viewer (TwitCasting) free?
Twitcast Viewer (TwitCasting) is free to download, with in-app purchases available.
Is Radiotalk(ラジオトーク) free?
Radiotalk(ラジオトーク) is free to download, with in-app purchases available.
Which has better reviews, Twitcast Viewer (TwitCasting) or Radiotalk(ラジオトーク)?
Radiotalk(ラジオトーク) is rated higher. Twitcast Viewer (TwitCasting) averages 4.6 out of 5 from 527 ratings, while Radiotalk(ラジオトーク) averages 4.8 from 4 ratings.
Do Twitcast Viewer (TwitCasting) or Radiotalk(ラジオトーク) have ads?
Radiotalk(ラジオトーク) shows ads; Twitcast Viewer (TwitCasting) does not.
Which is updated more often, Twitcast Viewer (TwitCasting) or Radiotalk(ラジオトーク)?
Twitcast Viewer (TwitCasting) ships an update every 10 days, and Radiotalk(ラジオトーク) every 3 weeks. Most recently, Twitcast Viewer (TwitCasting) was updated on October 29, 2026 and Radiotalk(ラジオトーク) on October 29, 2026.

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