LotDate - Batch Code Checker

Cosmetic Expiry Date Decoder

Free · In-App Purchases · Designed for iPad

Wondering when your cosmetics were made? LotDate decodes batch codes instantly. Simply select a brand, enter the batch code printed on your product, and get the exact production date and estimated expiry — in seconds. - 3000+ BRANDS SUPPORTED Estée Lauder · Dior · Chanel · SK-II · MAC · Clinique · La Mer · Lancôme · NARS · YSL · Shiseido · Guerlain · and hundreds more. - INSTANT DECODING No manual lookup needed. Our decoding engine covers multiple batch code formats for each brand. - CHECK PRODUCT FRESHNESS Know exactly how old your cosmetics are. Great for verifying purchases, checking gifts, or managing your collection. - HISTORY & QUICK ACCESS All decoded results are saved automatically. Search and review anytime. - PRO UPGRADE (OPTIONAL) Upgrade once ($0.99) for unlimited queries and all 3000+ brands. No subscriptions. Perfect for beauty lovers, makeup artists, skincare enthusiasts, and smart shoppers who want to make sure their products are fresh.

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- Support more brands - Performance improvements

The developer, Zhanhui Bai, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    • Provider
      • Zhanhui Bai
    • Size
      • 1.3 MB
    • Category
      • Health & Fitness
    • Compatibility
      Requires iOS 18.0 or later.
      • iPhone
        Requires iOS 18.0 or later.
      • iPad
        Requires iPadOS 18.0 or later.
      • Mac
        Requires macOS 15.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 2.0 or later.
    • Languages
      English and 7 more
      • English, French, German, Japanese, Korean, Portuguese, Simplified Chinese, Traditional Chinese
    • Age Rating
      4+
    • In-App Purchases
      Yes
    • Copyright
      • © 2026 Mid21 Studio