An iOS authenticator app, which is 2.5 years old, is being sold. It offers robust two-factor authentication (2FA) to secure online accounts with features like offline TOTP codes, encrypted backups, and user-friendly design. With a steady operation model and almost no infrastructure costs, this app has shown substantial subscription revenue. It reported proceeds of $584,338, a net profit of $224,759 over the past year, and 460,390 downloads, mainly from Japan, the United States, and Germany. Its simple operations include marketing through Apple Search Ads and Google Ads, yielding significant profitability without complex backend expenses. Recent business adjustments, such as switching from annual to weekly subscriptions, enhanced lifetime value and advertising investments. This reflects in the latest financial results showing proceeds of $60,413 and a net profit of $17,835 over 30 days. The app operates client-side, requiring minimal maintenance. Potential growth lies in improving onboarding, testing pricing strategies, and scaling beyond existing ad channels, offering expansive opportunities for an incoming buyer. The reason for sale is the developer's desire to focus on new projects, while the sale package includes app transfer, source code, design assets, and support tools. The app stands as a promising, low-maintenance investment option in the evergreen security sector with stable historical performance and clear growth avenues.