Comparison

Costan vs カミキリヤ atone,

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

Head to head

About

Costan

Learn everyday greetings in 14 languages to connect with people worldwide. This app promotes a peaceful, borderless world through simple, friendly communication.

Highlights

Learn greetings in 14 languages
Promotes cross-cultural communication
Focuses on everyday phrases
Aims for a peaceful world
Simple and friendly interface

Features

Read full description

In Costan, you also Cosmopolitan from today! From "Time" and "Hello" First. Acquire the voice of the 14 languages of everyday greeting to dodge with a smile. A peaceful world without boundaries in heart!

About

カミキリヤ atone,

Read full description

atoneの公式アプリをリリースしました！このアプリでは、atone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！　atone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！　atoneのご利用状況が確認できます。 3.友達に紹介！　atone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！

Screenshots

Costan3 screens

カミキリヤ atone,3 screens

Verdict

The call

The clearest difference is update cadence: Costan at every 6 weeks against カミキリヤ atone,'s every 34 months. カミキリヤ atone,'s advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Costan ships an update every 6 weeks, カミキリヤ atone, every 34 months. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

Scorecard2 real differences · 6 level

Costan versus カミキリヤ atone,: the parameters behind the verdict, then further details
Parameter	Costan	カミキリヤ atone,
Price	Free	Free
Positive reviews	100.0% of reviews	—
Update frequency	Every 6 weeks — better	Every 34 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.6	12.0 — better
Further details — not scored
Size	7 MB	15 MB
Age rating	4+	4+
Developer	Shinichi Aokawa	AKIKO ISOZAKI

In-app purchases

None

Costan

No in-app purchases

None

カミキリヤ atone,

No in-app purchases

Questions

Is Costan free?

Costan is free to download, with no in-app purchases.

Is カミキリヤ atone, free?

カミキリヤ atone, is free to download, with no in-app purchases.

Do Costan or カミキリヤ atone, have ads?

Neither Costan nor カミキリヤ atone, shows ads.

Which is updated more often, Costan or カミキリヤ atone,?

Costan ships an update every 6 weeks, and カミキリヤ atone, every 34 months. Most recently, Costan was updated on September 9, 2026 and カミキリヤ atone, on September 8, 2026.