App Intel
512

Si-1

LiveSIGNAL BASE3 apps · 194 installsCommunicationFreeIn-app purchases: $3.49 per itemcom.signalbase.si1

A super anonymous, encrypted messaging app that allows you to communicate secretly without anyone reading your messages.

Alert me★ WatchOpen in Play ↗
Total installs
173
exact · Play shows 100+
Installs / day
0
since last crawl
Rating
—★
— ratings · — reviews
Released
20 Aug 2025
1.1y ago
Last update
1 Aug 2026
v1.5.2 · 2mo ago
Countries
—
not checked yet

Install history

exact counter from Google Play
169176.7184.5192.220010 Oct12 Oct13 Oct
169176.7184.5192.220010 Oct12 Oct13 Oct

Installs per day · last 90 days

00.30.50.8111 Oct12 Oct13 Oct

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • No data shared with third parties
  • Collects data Personal info, Messages, and Photos and videos
  • Data is encrypted in transit
  • You can ask for your data to be deleted

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

3 in 1 group
0 Sensitive0 Notable3 Routine
OtherRoutine3

Access to miscellaneous device features that don't fit other categories

  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Screenshot 1 Download
Screenshot 2 Download
Screenshot 3 Download
Screenshot 4 Download
Screenshot 5 Download
Screenshot 6 Download
Screenshot 7 Download
Screenshot 8 Download
Full description
Si-1（シーワン）は、強力な共通鍵暗号方式で「誰にも読まれない」やり取りができる暗号化メッセージアプリです。 特徴： ・合言葉（キーワード）と相手の鍵だけで、誰にも読まれない安全なメッセージ送信が可能 ・LINEやメール、SNSなど普段の連絡手段に“合言葉”を埋め込むことで自然にやり取りできる ・アカウント登録も匿名OK ・履歴の自己管理機能あり ・シンプルなUIで誰でも簡単に利用可能 使い方例： お互いに「合言葉」と「ユーザー名・鍵」を決めて共有 本文をアプリで暗号化するだけ あとはLINEやメール等で普段のやり取りに合言葉を混ぜて送信するだけ 受信者はSi-1アプリで複号化し、内容を確認 【推奨用途】 ・重要な連絡・パスワード・秘密の伝言など ・プライバシーを守りたいカップル、ビジネスパートナー、家族同士のやり取り ※当アプリでは運営も暗号文の内容を閲覧できません。 ※セキュリティ強化のため、鍵の管理・共有には十分ご注意ください。 ※鍵を無くすと運営でも復元できません。

What's new

Android 16への対応と、Google Playの課金ライブラリ更新を行いました。

Similar apps

in Communication, most installs per day first