
Web app · Productivity
H1B Clock
Every full day you spent outside the U.S. can go back on your H-1B clock — this counts them
Log each trip once and H1B Clock applies the full-24-hour-day convention automatically, keeps a running recaptured-days total, moves your projected max-out date out with every trip, and builds the chronological table your attorney asks for. Free, offline, nothing sent to a server.
Stored in your browser only. Nothing you do in the web version is sent to our servers. Clear your browser data and it's gone — so export a backup from the in-app menu if you want to keep it.



In your browser
What you can do in H1B Clock on the web
The max-out clock
A ring showing how much of your six-year H-1B (or seven-year L-1A, five-year L-1B) limit is used, with the recaptured days drawn as a separate arc past the elapsed mark, plus your base and projected max-out dates side by side.
The counting rule spreadsheets get wrong
Only complete 24-hour days abroad are recapturable — the day you fly out and the day you land back are partial days in the U.S. and are excluded. Every trip screen shows the arithmetic line by line.
Attorney-format recapture table
The chronological exhibit — departed, returned, destination, full days, with a double rule above the grand total — downloadable as CSV or copyable as monospaced text you can paste into an email.
Evidence noted per trip
Record which passport stamp, I-94 printout, boarding pass or ticket backs each trip, and whether you actually have it in hand or still need to find it.
Family ledgers
A spouse on H-4 or a child on L-2 gets their own trip ledger, status dates and key dates — dependent statuses correctly follow the principal's clock rather than getting one of their own.
Key dates that move independently
Visa stamp expiry, passport expiry, I-94 end date and petition validity, each with its own lead time, flagged when the window opens.
Screens
Every screen, rebuilt for the browser
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1
Max-Out Clock
The limit-used ring with the recaptured arc, days recaptured, projected max-out and the next key date.
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2
Trips
Every trip by year with its full-day badge, totals, and the counting convention spelled out.
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3
Trip
One trip: the full-day arithmetic line by line, purpose, traveller, notes and the evidence noted against it.
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4
Log a trip
Destination, departure and return dates with a live full-day count, purpose, traveller and notes.
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5
Recapture Table
The printed exhibit — chronological trips, per-trip full days and the grand total — with CSV and copy-as-text.
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6
Key Dates
Visa stamp, passport, I-94 and petition dates per person, flagged when they enter their reminder window.
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7
Key date
Kind, label, date and how far ahead to flag it.
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8
People
Everyone on file with their visa type, status start and recaptured-day total.
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9
Person
One person's clock, statutory limit, projected max-out, trips and key dates.
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10
Status setup
Name, visa type, status start date, petition end, limit override and notes.
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11
More
Reminder lead time, CSV export of every trip, backup, sample data, the counting rule and the CBP I-94 link.
Try it with sample data: Loads a five-year H-1B record for a principal and an H-4 spouse: eight trips abroad, three of them travelled together, six evidence notes and four key dates — enough recaptured days to move the max-out date by three months. You can start fresh at any time.
Ready? It's free.
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Questions
Is the web version of H1B Clock free?+
Yes. Sign in with a free All Things AI account and use every screen — no subscription, no in-app purchases.
Where is my data stored?+
Only in this browser's local storage. Nothing you enter is sent to our servers, so we can't see it, back it up, or restore it. Clearing site data, a private window, or another device starts empty. Export a backup from the in-app menu to keep it.
Do I need an account?+
You can read about the app without one, but you must sign in to open it. Sign-in is free and takes a few seconds with Google.
How is the web version different from the H1B Clock iPhone app?+
Evidence is recorded as a note of what the document is and where it lives — the web version does not store photos of passport stamps or I-94 printouts, which the iPhone app keeps on device. Export is CSV and copyable monospaced text rather than a rendered PDF exhibit. There are no notification reminders on the web: key dates are flagged on the Key Dates screen once they enter their lead-time window.