Comparison

CosmoSia vs CountDays

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

Head to head
About

CosmoSia

Create a personalized email address with your own domain, offering carrier-like ease of use and robust privacy features. Manage multiple email accounts, block unwanted messages, and enjoy a user-friendly interface. Ideal for those seeking a professional or custom email solution.

Highlights
  • Create custom email addresses
  • Manage multiple email accounts
  • Block unwanted emails
  • Easy setup
  • Carrier-like usability
  • Privacy-focused
Features
Read full description

Recommended for those who are considering moving away from carrier email. You can create "XX@cosmosia.email" which is as easy to use as your carrier email! Made in Japan, so you can be sure of your privacy. Make your email more fun! The long-awaited iOS version of the free email app with over 1 million users is now available! - Just tap! The all-new "Reactions" feature Get your feelings across without words: Just like in a chat, react to emails with emoji. Reaches the other person even without the app: When you add a reaction, the recipient automatically receives a clear notification email. No matter which email service they use — Gmail, docomo mail, Yahoo! Mail, and more — your "I saw it" comes through loud and clear. Stay connected like a conversation: Even in group exchanges, you can see at a glance who reacted and how, so conversations keep flowing and stay fun. - You can create your own email address! You can create your own e-mail address such as XX@cosmosia.email. You can use email addresses such as XX@cosmosia.email. The email address will be linked to your phone number like a carrier email address, so please consider this when you are thinking of moving from a carrier email address! Email address is available only when you purchase the subscription "CosmoSia Email Plan (Monthly)". We also recommend this service when you move to ahamo, povo, LINEMO, or other plans that do not include carrier email! ==================== - You can manage multiple email services at once. IMAP4 (Gmail, docomo mail, etc.) is supported.   - It is a standard email application for low-cost smartphones and MVNOs. It's easy to use, just like a carrier email, and it's popular among low-cost smartphone users! - Easy to set up Just set your email address and password and you're ready to go. Organize your mailbox now. - No more unwanted e-mails! We support a "reject list" function that allows you to prevent unwanted e-mails from entering your inbox. - Basic functions are free! The installation is free and the basic functions are free no matter how many times you use them. A predetermined usage fee is required to use CosmoSia Mail. You will have to pay for the communication charges incurred when sending and receiving emails. ==================== The following email services can be used docomo mail au-mail R mail Y! mobile mail Yahoo! JAPAN mail iCloud mail Gmail Outlook/Hotmail mineo mail so-net mail BIGLOBE mail We support the setup of many other email services. * You cannot use your UQ mobile email address (XX@uqmobile.jp). Please look forward to future updates for support of other mail services! ==================== About the trademark docomo mail is a trademark of NTT DOCOMO, INC. in Japan.

About

CountDays

Features
Read full description

CountDaysは、イベントまでの日数と進捗をひと目で確認できるカウントダウンアプリです。 旅行、記念日、締切、目標などを登録すると、残り日数、経過率、実進捗率をカードで見やすく表示します。 主な機能: ・イベントまでの残り日数を表示 ・今日、あと何日、何日前の表示に対応 ・実進捗率をスライダーで管理 ・経過率との差から予定より遅れ/先行を確認 ・背景色や背景画像を設定 ・ホーム画面ウィジェットに対応 シンプルな画面で、予定と進み具合を毎日確認できます。

Screenshots

CosmoSia4 screens
CountDays1 screens

Verdict

The call

The clearest difference is in-app purchases: CountDays at none against CosmoSia's 1. CountDays also leads on ads (none vs shown). CosmoSia's advantage is iOS requirement (16.0 vs 18.5). On price 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. CosmoSia sells 1 in-app purchase, starting at $2.99 per month. CountDays asks for nothing beyond the download.

Scorecard3 real differences · 7 level
CosmoSia versus CountDays: the parameters behind the verdict, then further details
ParameterCosmoSiaCountDays
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews17.9% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone
Requires iOS16.0 — better18.5
Further details — not scored
Size219 MB4 MB
Age rating4+4+
DeveloperACCESS CO., LTD.katsumi sano

In-app purchases

1 purchases

CosmoSia

Subscriptions1
  • CosmoSia Mail Plan(Monthly)7 Days trial$2.991 Month
None

CountDays

No in-app purchases

Questions

Is CosmoSia free?
CosmoSia is free to download, with in-app purchases available.
Is CountDays free?
CountDays is free to download, with no in-app purchases.
Do CosmoSia or CountDays have ads?
CosmoSia shows ads; CountDays does not.

Other comparisons