Comparison

Riri. 公式アプリ vs Tea Knowledge and Info

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

Head to head

Tea Knowledge and Info

all about tea

Free

🌟 Lifestyle

No ratingsView app →

About

Riri. 公式アプリ

Read full description

Ririの公式アプリをリリースしました！このアプリでは、Ririの最新情報の受け取りや便利な機能を使う事ができます。【アプリで出来ること】本アプリを利用して以下のことが行えます。 1.最新情報をチェック！　Ririのサービス内容が確認できます。　また、お店からメッセージが届くので、いつでも最新の情報がご確認いただけます。 2.マイページで情報を確認！　Ririのご利用状況が確認できます。 3.友達に紹介！　RiriのアプリをSNSを通じてお友達に紹介する事ができます。 4.他にも便利な機能満載！

About

Tea Knowledge and Info

Features

Read full description

Discover the world of tea with Tea Knowledge and Info. Our app is designed to provide you with a wealth of knowledge about different tea species, tea leaf grades, and tea recipes, all while helping you brew the perfect cup of tea. Tea is not only one of the most popular beverages in the world, but it's also healthy and delicious. With our app, you'll learn how to brew the perfect cup of tea and discover new recipes to try. Our app also includes a timer to help you brew tea with the perfect taste, and a note-taking feature to save your favorite teas for future reference. Experience the world of tea with Tea Knowledge and Info. Download now and start exploring the many benefits of this wonderful drink!

Screenshots

Riri. 公式アプリ3 screens

Tea Knowledge and Info4 screens

Verdict

The call

The clearest difference is in-app purchases: Riri. 公式アプリ at none against Tea Knowledge and Info's 1. Riri. 公式アプリ also leads on iOS requirement (12.0 vs 15.0). Tea Knowledge and Info's advantage is update cadence (every 10 days vs every 43 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tea Knowledge and Info sells 1 one-off in-app purchase. Riri. 公式アプリ asks for nothing beyond the download.

UpkeepUpdate frequency

Riri. 公式アプリ ships an update every 43 months, Tea Knowledge and Info every 10 days. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 3 level

Riri. 公式アプリ versus Tea Knowledge and Info: the parameters behind the verdict, then further details
Parameter	Riri. 公式アプリ	Tea Knowledge and Info
Price	Free	Free
Update frequency	Every 43 months	Every 10 days — better
Ads	No	No
In-app purchases	No — better	Yes
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	12.0 — better	15.0
Further details — not scored
Size	13 MB	57 MB
Age rating	4+	4+
Developer	YUKIKO SHONO	Man Hung Sun

In-app purchases

None

Riri. 公式アプリ

No in-app purchases

1 purchases

Tea Knowledge and Info

One-time1

upgrade$0.99

Questions

Is Riri. 公式アプリ free?

Riri. 公式アプリ is free to download, with no in-app purchases.

Is Tea Knowledge and Info free?

Tea Knowledge and Info is free to download, with in-app purchases available.

Do Riri. 公式アプリ or Tea Knowledge and Info have ads?

Neither Riri. 公式アプリ nor Tea Knowledge and Info shows ads.

Which is updated more often, Riri. 公式アプリ or Tea Knowledge and Info?

Riri. 公式アプリ ships an update every 43 months, and Tea Knowledge and Info every 10 days. Most recently, Riri. 公式アプリ was updated on October 9, 2026 and Tea Knowledge and Info on October 4, 2026.