Most site software fails the one test that matters: no signal
Site engineers have been given "site apps" before. They install them, take them to the basement of a tower or a highway stretch 30 km from the nearest tower, and the app spins forever waiting for a connection that isn't there. So the engineer goes back to a notebook and types it up that night — and the expensive software gathers dust. Any tool for site engineers that assumes connectivity has already lost.
True Site Sync is offline-first by design. Every measurement, every progress update, every GRN and every photo is captured and stored on the phone instantly, whether or not there's signal. When connectivity returns — end of the day, back at the site office, a moment of 4G — it all syncs to the cloud and the office automatically. The engineer never waits, never loses an entry, and never types the same thing twice.
The core idea: the app must work the instant you tap, signal or not — anything less and site engineers won't use it.
See it in action
Here's what a site engineer captures in the field — offline, in seconds, from a phone.
| Captured | Type | Against | Synced |
|---|---|---|---|
| Slab 4th floor — 92 m³ | Measurement | RCC work order | Pending |
| Steel received — 4.2 MT | GRN | Riverside store | Pending |
| Plaster progress + 6 photos | Progress | Blockwork | Pending |
Illustrative field capture — everything logged offline, queued to sync automatically.
A site engineer's day on the app
Open and log — instantly
Tap to record a measurement, GRN or progress note. It saves on the phone at once, no waiting.
Add photos & context
Attach site photos to the activity they belong to, so the record is complete.
Keep working offline
Move through the site all day with no signal — nothing is blocked, nothing is lost.
Sync when you can
Back in range, everything uploads to the office and cloud automatically, in the background.
What site engineers get
Measurement
L×B×H or direct quantity against BOQ items, offline.
Photo records
Site photos tied to the activity, timestamped.
Material entries
GRN and issues logged at the gate and the work.
Daily report
The DPR builds from what you logged — no rewrite.
Auto-sync
Background upload the moment signal returns.
Light & fast
Runs on any Android phone, low on data and battery.
Who uses it
Measure, don't transcribe
Records work on the spot and never spends the evening typing up a notebook — the data is already in the system.
Simple enough to just use
Captures material and progress without training, because the app is built for the field, not the desk.
No connectivity, no problem
Works a full day on a site with no network, then syncs everything on the drive back.
The app vs. a notebook (and vs. online-only apps)
| Task | Notebook / online-only app | True Site Sync |
|---|---|---|
| Works with no signal | No | Yes |
| Type it up later | Every night | Never |
| Entries get lost | Often | Never |
| Office sees it | Days later | On sync |
| Photos with the work | Scattered | On the activity |
| Flows into billing | No | Yes |
What the engineer captures runs the whole business
Because the engineer's entries are the real source of truth, they power everything else: measurements become RA bills, GRNs update inventory, and progress feeds the daily report and progress tracking. The app is the field face of the full site management and project management platform.
Construction app for site engineers — FAQs
Does the app work without internet?
Yes. True Site Sync is offline-first — measurements, GRNs, progress notes and photos are saved on the phone instantly with no signal, and sync to the office and cloud automatically when connectivity returns.
What can a site engineer record with it?
Measurements against BOQ items, site progress with photos, material received and issued (GRN and issues), labour, and the daily site report — all from a phone in the field.
Does it need a powerful phone?
No. It runs on any regular Android phone, and is designed to be light on data and battery, so it works on the phones site engineers already carry.
Does the engineer have to type up a report separately?
No. The daily progress report builds itself from what was logged during the day, so there is no second write-up in the evening.
Where does the captured data go?
It flows into the office and the rest of the platform — measurements into RA billing, GRNs into inventory, progress into daily reports — so the engineer's field entries drive billing and reporting with no re-entry.
How much does it cost?
True Site Sync starts at ₹2,500/year for the Solo plan with a free 7-day trial of the full platform.
Every site app I tried before needed signal, and my sites don't have any. This one just works — I log the slab pour standing in the basement and it uploads on my way home. I stopped keeping a notebook completely.
Put the whole site in your engineer's pocket
Start free — it works with no signal, from day one.
Start free 7-day trial