Timemark: Photo Proof for Work

Photography · OG Co.

Timemark: Photo Proof for Work icon
951.5K ratings
4.7
Installs
10M+
Price
Free
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Timemark: Photo Proof for Work screenshots

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Timemark is a photo documentation app from OG Co., built for people whose pictures are meant to serve as records rather than memories. Instead of a camera roll full of loose images, it attaches verified time, GPS location and anti-tamper protection to each shot, then gives teams a shared place to collect them. The pitch is straightforward: when a client questions when a crew arrived or whether a repair was finished, the photo carries its own evidence.

That focus is what makes it worth a look. Most phone cameras record a timestamp and a location, and neither holds up when money is on the line. Timemark is aimed at construction, fiber, telecom, HVAC, property management, cleaning, security and similar trades where proof of work decides whether an invoice gets approved. With more than 10 million installs and a 4.7 average across roughly 951,000 ratings, it has clearly found an audience in those fields.

Verified time, location and tamper checks

The core of the app is the metadata it attaches. Timestamps are checked against the network, so altering your device clock does not change what the photo claims. Each image also carries GPS coordinates and a street address, which together establish where the work happened and when.

A unique photo code links each picture back to its original metadata, which is the part that matters in a dispute. Anyone can edit a caption or crop an image; matching a photo to a stored code gives the other side something concrete to check. The developer pitches this as proof that stands up in any dispute, and the practical benefit it describes is faster payment approvals, since a reviewer can see arrival, work and departure without chasing anyone for details.

I would treat the anti-tamper claim as the feature to evaluate first if you are choosing between tools. For trades where a disputed invoice or a warranty argument is a real risk, a photo that carries its own verification is more useful than a prettier one. For casual documentation, the same metadata is simply extra context you will rarely need.

Teamspace keeps the crew's photos together

The second half of the app is about collection. Teamspace syncs photos from everyone on a crew automatically, so nobody has to text images to one person who then sorts them by hand. The office sees the same time and location data the field does, which cuts out the phone call asking what a picture shows.

Photos can be organized by project, client or location, and live links let clients and inspectors view them without installing anything. Role-based permissions mean each team only sees its own projects, which matters on multi-site work where subcontractors should not browse another client's job.

The developer reports that teams save two to four hours a week on photo organization, which is a claim worth weighing against your own workflow rather than taking at face value. What I find more convincing is the structure itself: project-based grouping and shareable links are the difference between a searchable record and a camera roll nobody can navigate six months later.

Reports, exports and map files

Photos can be turned into reports without leaving the app. Closeout packages and as-built records can be exported as PDF, Excel or ZIP, ready to hand to a client or an agency. Before-and-after layouts are available for inspections, which is the format most property and HVAC work ends up needing.

For underground and outside plant work, KMZ files place every photo on a map in Google Earth. That is a genuinely useful detail for fiber and utility crews: GPS-tagged shots of handholes, vaults and splice points mean buried equipment can be located years later, when the person who installed it has moved on.

The export formats are the practical test of any documentation tool. If your client or permitting office wants a specific file type, check that it is on the list before committing your crew to the workflow.

Offline capture and field conditions

Timemark is built to work offline. Photos captured without a signal keep their full metadata and upload automatically once a connection returns, which is the right design for basements, rural runs and anywhere else coverage drops. The app is described as lightweight and suited to job site conditions, and the developer says no training is required, with crews able to start within minutes.

Support for more than 20 languages is a meaningful inclusion for teams whose crews do not all work in the same first language. None of this guarantees that a new hire will understand your project structure on day one, but a tool that does not demand a training session is easier to roll out across a mixed crew.

What it costs and what it asks of you

The app itself is free to download. In-app purchases are present, and the developer lays out four tiers: Free, which covers capturing job photos with customizable watermark templates; Plus, for advanced features designed around individual use; Business, which adds full Teamspace access for a team with centralized billing; and Enterprise, for custom plans at larger organizations.

The split tells you where the value sits. If you work alone and mainly want stamped, verifiable photos, the free tier is the natural starting point. If the point is getting a whole crew's photos into one place with shared visibility and a single bill, that is what the Business tier exists for. I would map your team size and how you handle billing onto those tiers before deciding.

The other requirement is organizational rather than technical. Teamspace, permissions and project grouping only pay off if you decide up front how jobs and clients are named and who belongs to which team. Set that up carelessly and you get the same clutter you had before, just inside a different app.

Getting the most out of a rollout

Start with one project and one crew rather than the whole company. Watermark templates can be customized, so settle on what each photo should display before anyone starts shooting, since changing the format midway leaves you with two sets of records that do not match. Pick the naming scheme for projects and clients at the same time.

Once the first project closes, run the export you would actually submit to a client or agency. That tells you whether the PDF, Excel or ZIP output fits the paperwork you already produce, and whether the KMZ map is something your office will use or just a novelty. It is a cheaper test than discovering a mismatch at the end of a large job.

From there, adding crews is mostly a matter of permissions. Role-based access means new teams see their own projects only, so the risk of a messy rollout is lower than it first appears. The app has been updated recently, with the developer noting ongoing improvements and bug fixes alongside a support email and website for issues.

A dependable choice for crews that need photo evidence

Timemark does one job and does it in a way that matches how field work is actually billed and audited. Verified timestamps, GPS with street addresses and photo codes that link back to original metadata give a disputed invoice something concrete behind it, and Teamspace removes the manual sorting that eats time on every job. Offline capture, multi-language support and exports in PDF, Excel, ZIP and KMZ round out a tool that is clearly built around site conditions rather than a phone's camera app.

The trade-offs are the ones you would expect. The free tier is a capture tool with watermark templates, while the features that make a team's photos manageable sit in the paid Business and Enterprise plans. Anyone expecting a general-purpose camera app will find it narrow.

If you take pictures for yourself and never need to defend when or where they were taken, the metadata machinery will mostly go unused.

The short verdict

A focused, well-built tool for field teams that need verifiable photo records, best value once a crew shares Teamspace.

What's new in version v10.0.260

We made improvements and fixed bugs so Timemark is even better for your work.If you encounter any issues, you can contact us at our official email: [email protected] or visit our official website: https://www.timemark.com/

App specs

  • Versionv10.0.260
  • UpdatedOctober 8, 2026
  • Downloads10M+
  • RequiresAndroid 8.0+
  • PriceFree
  • Age ratingEveryone

Timemark: Photo Proof for Work: frequently asked questions

Can the timestamp on a Timemark photo be changed by altering my phone's clock?

No. The app verifies timestamps against the network rather than trusting the device, so changing your settings does not alter what a photo records. Each image also carries a unique photo code that links it back to its original metadata. Together these are what the developer offers as tamper-resistant evidence.

Does Timemark work without a signal on a job site?

Yes. Photos can be captured offline with their full metadata intact, and they upload automatically once a connection is available. That suits basements, rural runs and other places where coverage drops. The app is also described as lightweight for job site conditions.

What does the free version of Timemark include?

Job photos with custom watermark templates are free to capture. Advanced features for individual users sit in the Plus plan, while full Teamspace access for a team, with centralized billing, comes with Business. Enterprise covers custom plans for larger organizations.

Can clients view job photos without installing Timemark?

Yes. Clients and inspectors can open shared links in a browser, no app needed. Photos can be grouped by project, client or location, and role-based permissions keep each team's view limited to its own projects. Reports can also be exported as PDF, Excel or ZIP for submission.

What are KMZ files used for in Timemark?

Photos can be exported as KMZ files for viewing on a Google Earth map. For fiber and utility work, GPS-tagged images of handholes, vaults and splice points make buried equipment findable years later. Before-and-after comparison layouts are also available for inspections.

Pros

  • Network-verified timestamps resist device clock changes
  • GPS coordinates and street address on each photo
  • Teamspace auto-collects crew photos by project
  • Exports PDF, Excel, ZIP and KMZ map files
  • Offline capture uploads automatically later

Cons

  • Teamspace access sits in paid Business tier
  • Free tier limited to watermark-templated capture
  • Value depends on setting up projects carefully

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