Annual access
Get Tidal Deltas annual access
Annual access will unlock selected-date Solent tide-timing corrections while the detailed daily dataset stays protected server-side.
Founding annual access
Founding access
£39/year
Standard later
£59/year
Payment is not taken on this website. Founder access requests and entitlement grants are handled manually while early access is opened by sign-in.
Request founding accessRequesting access does not start a subscription or take payment. Sign-in is only useful once manual entitlement has been granted.
Founder sign inFree preview includes
- largest annual correction preview
- correction method explanation
- daily dashboard preview
- interactive Learn page
Annual access will unlock
- selected-date timing corrections
- correction windows around HW/LW
- standard vs corrected timing for chosen dates
- practical Solent planning view
- future briefing-ready summary
Not included yet
- stream rate correction
- stream direction / set correction
- live weather or wind setup
- live pressure residuals
- navigational chart replacement
- UKHO or Admiralty chart reproduction
Public preview
-81 min
Largest 2026 timing correction currently visible in the free public summary. Exact daily correction tables remain locked.
This is timing correction only. It is not stream rate correction, stream direction/set correction, or a navigational chart replacement.
Educational only. Not for navigation.