CosmoSia vs Lynca
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Create custom email addresses
- Manage multiple email accounts
- Block unwanted emails
- Easy setup
- Carrier-like usability
- Privacy-focused
Read full descriptionHide 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.
Lynca
Read full descriptionHide full description
Everything you save, always within reach. Every day, we come across things we'd like to revisit later; a video to watch, a recipe to try, a place to visit, or an idea worth remembering. Yet when the moment comes, finding that saved link often becomes a search of its own. Lynca gives your saved links a place to belong. - Save in two taps Whether you're browsing Safari or scrolling through social media, simply tap the Share button and choose Lynca. Because Lynca remembers your last destination, saving a new link takes just a couple of taps. - Organize naturally Create folders for every part of your life and keep your links exactly where you expect them. With a 20 thoughtfully designed icons and a clean interface, organizing feels simple and intuitive. - Remember more than just the link Add notes and locations to your saved links. Capture the details that matter so you can remember not only what you saved, but why you saved it. - Stay in Sync With iCloud Sync, your links stay up to date across your Apple devices automatically. Save something on one device and access it from another whenever you need it. - Find anything instantly Keyword search helps you locate saved links in seconds, even as your collection grows. - Private by design Lynca contains no ads and no tracking. Your saved links remain yours alone. Lynca Pro Unlock advanced organization features with a one-time purchase: ・Unlimited folders ・Create subfolders for deeper organization ・Lock folders with Face ID for additional privacy ・View registered locations on the map No subscriptions. No recurring fees. Just a single purchase and lifetime access. In a world full of information, Lynca helps you keep only what truly matters.
Screenshots
Verdict
The clearest difference is ads: Lynca at none against CosmoSia's shown. Lynca also leads on update cadence (weekly vs every 3 weeks). CosmoSia's advantage is iOS requirement (16.0 vs 26.0). On price, 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
Both are free to download. CosmoSia sells 1 in-app purchase, starting at $2.99 per month and Lynca sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
CosmoSia ships an update every 3 weeks, Lynca weekly. The most recent releases landed on November 3, 2026 and October 18, 2026 respectively.
| Parameter | CosmoSia | Lynca |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 17.9% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 219 MB | 11 MB |
| Age rating | 4+ | 17+ |
| Developer | ACCESS CO., LTD. | Masaki Hattori |
In-app purchases
CosmoSia
- CosmoSia Mail Plan(Monthly)7 Days trial$2.991 Month
Lynca
- Coffee$1.99
- Cake$3.99
- Lynca Pro$9.99
Show 2 moreShow fewer
- Sushi$9.99
- Dinner$19.99









