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Julian Christopher Siebert

8 apps seen in App Store top charts, 4 charting now. Together they collect about 16 new ratings a week on the App Store.

AppCategoryReleasedBest rank nowRatingNew ratings a week
Utilities#8★ 2.216 · 70
Keepwise: Warranty Keeper
Keepwise – Garantie & Belege
Productivity#9★ 0.0–
Productivity#10★ 0.0–
Utilities#83★ 0.0–
Utilitiesnot charting★ 0.0–
Travelnot charting★ 0.0–
Utilitiesnot charting★ 0.0–
Utilitiesnot charting★ 0.0–

Julian Christopher Siebert: releases, featuring and milestones across their App Store apps

Last change · 12 events since 6 Nov 2025Full timeline ↓
Full timeline · 12 events
  1. 📈
    HomeFreeze for Homekit · Dropped out of every chart we trackiOS
    Last seen 5 Nov
  2. 📈
    Duo Fold Counter · Entered the top 10 in 6 chartsiOS
    Top Paid · Utilities · CA · Top Paid · Utilities · DE · Top Paid · Utilities · FR · Top Paid · Utilities · GB · +2 more
  3. 🆕
    Roomy for Duo: Full Width · Released on the App StoreiOS
  4. 🆕
    Duo Fold Counter · Released on the App StoreiOS
  5. 📈
    Ski Resort Finder · Dropped out of every chart we trackiOS
    Last seen 21 Oct
  6. 📈
    SubnetCalc Pro · Dropped out of every chart we trackiOS
    Last seen 19 Oct
  7. 🆕
    Keepwise: Warranty Keeper · Released on the App StoreiOS
  8. 🆕
    Reword: On-Device AI · Released on the App StoreiOS
  9. 🆕
    WärmePilot · Released on the App StoreiOS
  10. 🆕
    Ski Resort Finder · Released on the App StoreiOS
  11. 🆕
    HomeFreeze for Homekit · Released on the App StoreiOS
  12. 🆕
    SubnetCalc Pro · Released on the App StoreiOS

Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.

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Portfolio-wide download estimates, top grossing positions and new-launch alerts for Julian Christopher Siebert.

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