MGM合同会社（MGM LLC）は、東京・池袋を拠点とするソフトウェア開発会社です。 日常の「ちょっと知りたい・計算したい」をその場で解決できるスマートフォンアプリと無料Webツール、 そして開発者・AIエージェント向けのSaaSを、企画から開発・運営まで自社で手がけています。 Webツールはいずれも登録不要・無料でご利用いただけます。下記から各サービスにアクセスできます。
ブラウザだけで使える、登録不要・無料のツールと診断コンテンツです。スマートフォンからもそのまま利用できます。
開発者やAIエージェントのワークフローを支える、当社運営のSaaS・MCPサーバーです。いずれも無料プランからお試しいただけます。
App Store・Google Play で配信中のアプリ一覧です。ブラックジャックのカウンティング補助、AIによる競馬血統診断、AI離乳食レシピ提案など、目的特化のアプリを公開しています。
アプリ一覧を見るQ. Webツールは無料で使えますか？
はい。マネカル・性格診断・占い・IQテストなど当社のWebツールは、すべて登録不要・無料でご利用いただけます。運営費用は広告によってまかなわれています。
Q. 計算結果や診断結果はどのくらい正確ですか？
いずれも概算・参考情報です。たとえば手取り計算は一般的な給与所得者を前提とした簡易計算で、実際の税額・社会保険料はお住まいの自治体や個別の条件により異なります。正式な金額や判断は、税務署・自治体・税理士などの専門機関にご確認ください。
Q. スマートフォンアプリはどこで入手できますか？
App Store および Google Play で配信しています。アプリ一覧ページから各ストアへのリンクをご確認ください。
Q. 開発者向けサービス（AgentPing・AgentCron・Formcatch）は個人でも使えますか？
はい。いずれも個人の開発者からご利用いただけ、無料プランを用意しています。各サービスのサイトからご登録ください。
Q. 問い合わせ先を教えてください。
ご質問・ご要望・不具合のご報告は [email protected] までご連絡ください。
MGM LLC built our applications as Ad Supported or Commercial apps. This SERVICE is provided by MGM LLC at no cost (unless otherwise specified) and is intended for use as is.
This page is used to inform visitors regarding our policies with the collection, use, and disclosure of Personal Information if anyone decided to use our Service.
If you choose to use our Service, then you agree to the collection and use of information in relation to this policy. The Personal Information that we collect is used for providing and improving the Service. We will not use or share your information with anyone except as described in this Privacy Policy.
For a better experience, while using our Service, we may require you to provide us with certain personally identifiable information. The information that we request will be retained on your device and is not collected by us in any way.
The app does use third-party services that may collect information used to identify you. Links to privacy policies of providers used by the app:
Our websites use Google AdSense, a third-party advertising service provided by Google. Google and its partners may use cookies to serve ads based on a user's prior visits to our websites or other websites. Users may opt out of personalized advertising by visiting Google Ads Policies and Google Ad Settings.
For apps utilizing AI features, data entered by the user may be processed via the Google Gemini API. We do not store this input data on our servers; however, the processing is subject to Google's privacy terms. We encourage users not to enter sensitive personal information into AI prompts.
We want to inform you that whenever you use our Service, in a case of an error in the app we collect data and information (through third-party products) on your phone called Log Data. This may include information such as your device IP address, device name, operating system version, the configuration of the app, and the time/date of your use.
This Service does not use these “cookies” explicitly. However, the app may use third-party code and libraries that use “cookies” to collect information and improve their services.
We may employ third-party companies due to the following reasons:
We value your trust in providing us your Personal Information, thus we are striving to use commercially acceptable means of protecting it. But remember that no method of transmission over the internet is 100% secure.
These Services do not address anyone under the age of 13. We do not knowingly collect personally identifiable information from children under 13. In the case we discover that a child under 13 has provided me with personal information, we immediately delete this from our servers.
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page.
Effective Date: 2026-04-06
If you have any questions or suggestions about our Privacy Policy, do not hesitate to contact us at:
MGM LLC (MGM合同会社)
Email: [email protected]