LotDate - Batch Code Checker
Cosmetic Expiry Date Decoder
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Wondering when your cosmetics were made? LotDate decodes batch codes instantly.
Simply select a brand, enter the batch code printed on your product, and let our AI decoding engine return the production date and estimated expiry in seconds.
- 2000+ BRANDS SUPPORTED
Estée Lauder · Dior · Chanel · SK-II · MAC · Clinique · La Mer · Lancôme · NARS · YSL · Shiseido · Guerlain · and hundreds more.
- AI-POWERED DECODING
No manual lookup needed. Our AI decoding engine covers multiple batch code formats for each brand and keeps evolving over time.
- 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 OPTIONS (OPTIONAL)
Choose Pro Monthly, Pro Yearly, or Pro Lifetime for unlimited queries, all 2000+ brands, and a stronger AI decoding engine that keeps improving over time.
Perfect for beauty lovers, makeup artists, skincare enthusiasts, and smart shoppers who want to make sure their products are fresh.
By using this app, you agree to Apple's Standard End User License Agreement (EULA):
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
- 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 Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Zhanhui Bai
- Size
- 4.5 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.
- iPhone
- Languages
English and 7 more
- English, French, German, Japanese, Korean, Portuguese, Simplified Chinese, Traditional Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Lifetime Premium $3.99
- Monthly Premium Membership $0.99
- Yearly Premium Membership $1.99
- Copyright
- © 2026 Mid21 Studio