Comparison

UDTalk vs ブックオフ公式アプリ

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

Head to head
About

UDTalk

Facilitates universal communication by translating speech and handwriting into text across devices. Ideal for bridging language barriers and supporting interactions with deaf individuals. Connects via Wi-Fi or internet for seamless real-time translation.

Highlights
  • Speech recognition translation
  • Handwriting recognition translation
  • Automatic language translation
  • Wi-Fi and internet connectivity
  • Cross-device communication
  • Supports deaf communication
Features
Read full description

UD Talk can deliver to support universal communication in your life. Especially, it is for useful between deaf people and us or other languages, and so on. You can connect other devices using wifi or internet. You can send your speech to other devices using speech recognition, hand writing. Languages is translated automatically (to your native language). For example, if you want to see Japanese content, you can use it. About Auto renewal subscriptions - Items Compact Plan 1 month (It's renewed automatically.): 980 yen 1 week (It's renewed automatically.): 480 yen + 3 days free trial It'll be paid in the Apple ID you use. - About an automatic renewal and accounting. Use will be "automatic continuation renewal". Use is renewed automatically within 24 hours which end and charged for the iTunes account you use. - About a stop of confirmation of setting and an automatic renewal. It's possible to be to turn off an automatic renewal and suspend an automatic renewal of a license from customer's account setting screen before more than 24 hours of a license period end. It's possible to change an automatic renewal from a "Settings > iTunes &App Store > Tap your Apple ID area > View Apple ID > Tap subscriptions "manage". - About cancellation. It isn't possible to do change in the period and cancellation during "Compact Plan" use. - Private policy  http://udtalk.jp/privacy/ - Terms of use  https://udtalk.jp/license_of_app/ - About subscriptions  http://udtalk.jp/compact/

About

ブックオフ公式アプリ

Features
Read full description

アプリ会員に新規登録&初回ログインで、 ◆◆すぐに使える100ポイントをプレゼント!◆◆ 毎月29日は「ブックの日」!お気に入りに登録した店舗で使える ◆◆アプリ会員限定クーポンを配信!◆◆ 中古の書籍・漫画・ゲーム・古着・フィギュア・トレカなどブックオフ公式アプリなら買うのも売るのもお得にかんたんリユース生活。 毎月29日は「ブックの日」!お気に入りに登録した店舗で使えるアプリ会員限定クーポンを配信中! ◆◆「ブックオフ公式アプリ」の便利な機能◆◆ 【お得な限定クーポン】 毎月29日(ブックの日)にお気に入りの店舗で使える、アプリ会員限定の150円OFF(300円以上お買い上げ時に利用可)クーポンをプレゼント! ※一部未実施の店舗もございます。詳細はアプリ内の店舗詳細をご確認ください。 【新機能:買取価格の検索】 お持ちの本やゲームのバーコードをカメラで読み取るだけで、お店に行く前に買取価格の目安が分かります。 【アプリ会員証】 お店のレジでアプリ内のバーコードを提示していただくと、1ポイント1円として使えるブックオフポイントがたまります。 今お持ちの会員カードのポイントも簡単に引き継げます。 【商品を探す】 ブックオフ公式オンラインストアに連携。古本、コミック、CD、DVD、ゲームを簡単に探したり、お気に入りリストやカートへ手軽にアクセスできます。 【店舗検索】 今いる場所から一番近いブックオフの店舗を検索したり、お気に入り店舗の営業時間やお得な情報を確認できます。 【ニュース/プッシュ通知】 アプリ会員限定のキャンペーンやセール、イベント情報をお知らせします。プッシュ通知をONにすれば、ポイント失効日やお得な通知を受け取れます。 ◆◆ サポート終了のお知らせ ◆◆ iOS16以下はサポート終了となりました。iOS17以上のスマートフォンアプリにてご利用ください。

Screenshots

UDTalk4 screens
ブックオフ公式アプリ4 screens

Verdict

The call

The clearest difference is rating: UDTalk at 5.0 against ブックオフ公式アプリ's 4.5. UDTalk also leads on ads (none vs shown) and review sentiment (56% vs 31%). ブックオフ公式アプリ's advantage is in-app purchases (none vs 2) and ratings volume (125 vs 2). On price 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. UDTalk sells 2 in-app purchases, starting at $1.99 per 7 days. ブックオフ公式アプリ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

UDTalk holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: ブックオフ公式アプリ has 125 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 56% of UDTalk's written reviews are positive against 31% of ブックオフ公式アプリ's.

UpkeepUpdate frequency

UDTalk ships an update every 10 days, ブックオフ公式アプリ every 3 weeks. Both last shipped on October 29, 2026.

Scorecard7 real differences · 3 level
UDTalk versus ブックオフ公式アプリ: the parameters behind the verdict, then further details
ParameterUDTalkブックオフ公式アプリ
PriceFreeFree
Rating5.0 (2 ratings) — better4.5 (125 ratings)
Positive reviews55.6% of reviews — better31.0% of reviews
Number of ratings2125 — better
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size53 MB64 MB
Age rating9+4+
DeveloperShamrock Records, Inc.BOOKOFF Corporation Ltd.

Customer experience

UDTalk

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews54 reviews
Positive55.6%
Neutral16.7%
Negative27.8%

ブックオフ公式アプリ

All ratings125 ratings
Positive85.6%
Neutral6.4%
Negative8.0%
Written reviews58 reviews
Positive31.0%
Neutral12.1%
Negative56.9%

In-app purchases

2 purchases

UDTalk

Subscriptions2
  • Compact Plan (1 week)$1.997 Days
  • Compact Plan (1 month)$2.991 Month
None

ブックオフ公式アプリ

No in-app purchases

Questions

Is UDTalk free?
UDTalk is free to download, with in-app purchases available.
Is ブックオフ公式アプリ free?
ブックオフ公式アプリ is free to download, with no in-app purchases.
Which has better reviews, UDTalk or ブックオフ公式アプリ?
UDTalk is rated higher. UDTalk averages 5.0 out of 5 from 2 ratings, while ブックオフ公式アプリ averages 4.5 from 125 ratings.
Do UDTalk or ブックオフ公式アプリ have ads?
ブックオフ公式アプリ shows ads; UDTalk does not.
Which is updated more often, UDTalk or ブックオフ公式アプリ?
UDTalk ships an update every 10 days, and ブックオフ公式アプリ every 3 weeks. Most recently, UDTalk was updated on October 29, 2026 and ブックオフ公式アプリ on October 29, 2026.

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