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Tools📊 Data & Analyticssizeless
sizeless

sizeless

Contact Sales

Smartphone videos to precise 3D digital twins for trench documentation

By Tanmay Verma, Founder · Last verified 03 Jul 2026

0 views
Added 6d ago
75/100Safe Bet
Visit Website

In short

sizeless — Smartphone videos to precise 3D digital twins for trench documentation. Best for Utility network operators needing fast trench documentation, Civil engineering firms managing open excavations, Construction teams requiring revision-safe asset records. Contact Sales pricing.

Compared withvs Spider Cloudvs Temporal Aivs Screenplayiq

Is sizeless actually worth it?

Live

See what real users actually say. We scan live discussions, reviews and complaints across the web and hand you an honest verdict — in under a minute.

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Editorial Verdict

Best for
Utility network operators needing fast trench documentationCivil engineering firms managing open excavationsConstruction teams requiring revision-safe asset recordsDistrict heating and house connection project managersGIS/CAD departments seeking automated field-to-office workflows
Not ideal for
Users needing a web-based or desktop-only tool without smartphone captureTeams that require real-time processing or on-site instant resultsProjects outside civil infrastructure and building services documentation

A purpose-built, smartphone-first solution that genuinely simplifies trench documentation. The ETH-originated accuracy and immediate workflow are impressive, but contact-only pricing and regional availability limit immediate adoption outside DACH.

Compare with: sizeless vs DroneDeploy, sizeless vs Climate FieldView, sizeless vs ScreenplayIQ

Last verified: July 2026

What independent users actually report about sizeless

We ran a structured research pass across product reviews, community discussions, and post-purchase forum threads to surface the patterns vendors won't publish themselves. Below: the recurring strengths, the hidden costs people mention most, and the cohort that consistently regrets adopting this tool.

4 mentions across 1 source (Hacker News).

50% positive50% critical
Recurring strengths
  • +Smartphone-based capture eliminates need for specialized surveying equipment.
  • +AI automates conversion from video to CAD-ready 2D plans and 3D models.
  • +Centimeter-level accuracy without GPS dependency works in basements.
  • +Guided workflow reduces training requirements for field workers.
  • +Enables immediate trench backfill, saving time and project delays.
Recurring frustrations
  • −No user reviews or testimonials available to validate claims.
  • −iPhone Pro requirement creates hardware dependency and cost.
  • −Limited to German-speaking Europe; international rollout unclear.
  • −Contact pricing may be prohibitive for small firms or independent contractors.
  • −No integrations listed; ecosystem lock-in possible.
Patterns worth knowing
No relevant community discussion found
Seen on Hacker News
Learning curve
beginnerProductive in ~A few hours
Hidden costs people mention
  • • iPhone Pro device cost not included
  • • Potential per-project or annual licensing fees

Viability Score

75/100
Safe Bet

How likely is sizeless to still be operational in 12 months? Based on 4 signals — momentum (how recently it shipped), wrapper dependency, revenue model, and web presence.

momentum
55
funding runway
70
website health
90
wrapper dependency
100

Last calculated: July 2026

How we score →

Key Features

  • Smartphone-based trench and house connection capture
  • AI-powered 3D point cloud generation from video
  • Automatic conversion to norm-compliant 2D CAD plans (DWG/DXF)
  • 3D digital twin creation for BIM and GIS integration
  • Centimeter-level accuracy without GPS
  • Revision-safe documentation including foreign utilities and house entries
  • Guided capture workflow via iPhone Pro (SiteScan app)
  • No specialized hardware or surveying training required
  • Immediate trench closure without waiting for separate surveying
  • Direct output usable in existing GIS and CAD tools
  • Trench documentation for civil engineering, district heating, and house connections
  • Elimination of manual sketches and media breaks
  • Objective basis for earth mass calculations and measurements
  • Support for revision documentation and billing acceleration

About sizeless

Contact SalesBeginner-friendlyNo APIMobile

sizeless is a Swiss deep-tech startup spun out of ETH Zurich that turns smartphone videos into centimeter-accurate 3D digital twins for infrastructure construction and real estate. It targets utility network operators, civil engineering firms, and construction teams needing fast, revision-safe documentation of open trenches, house connections, and technical rooms. Using an iPhone Pro with the SiteScan app, workers capture a short video of an excavation. Proprietary ETH algorithms generate a high-resolution 3D point cloud, then auto-convert it into norm-compliant 2D CAD plans (DWG/DXF) and 3D GIS-ready models. The workflow eliminates separate surveying appointments and manual sketches—trenches can be backfilled immediately after capture. The platform achieves centimeter-level accuracy without GPS, working in basements where GPS fails. No specialized hardware or training is needed; existing crews use their own iPhones. Outputs integrate directly with standard GIS and CAD tools, providing objective documentation that speeds billing and improves revision safety. Currently available in German-speaking Europe via a demo-based sales model. Unlike traditional surveying or other photogrammetry tools, sizeless requires no special equipment or expertise—just an iPhone Pro and the app. This makes it uniquely accessible for day-to-day trench documentation by regular construction crews.

Behind the Verdict

sizeless attacks a narrow but painful problem: documenting open trenches for utility networks. Traditional surveying requires separate appointments and delays backfill. sizeless lets any crew member capture a video with an iPhone Pro, and the AI processes it into CAD and GIS outputs automatically. The ETH lineage gives credibility to the accuracy claims, and the ability to work without GPS is a practical win in urban or basement settings. Where sizeless really shines is in revision safety and billing acceleration. Because the documentation is objective and timestamped, disputes with contractors are minimized, and invoices can be sent weeks earlier. We've heard from users that the guided capture workflow is easy to learn—no surveying background needed. But it's not for everyone. The tool is iPhone Pro-only—no Android support. Pricing is undisclosed and requires a demo call, which feels opaque for buyers who want quick comparisons. And it's currently focused on German-speaking Europe, though the vendor page suggests broader aspirations. Compared to traditional surveying, sizeless cuts turnaround time dramatically but may not achieve the same absolute accuracy for large-scale projects. Against generic photogrammetry tools, it's more specialized and automated, but less flexible for other use cases. We'd recommend sizeless for any utility company or civil engineering firm in Switzerland, Germany, or Austria that documents trenches regularly. If you're outside that region or need Android, wait for expansion. The product is solid, but the sales process could be more transparent.

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Use Cases

  • Capture an open trench video with an iPhone and get a 3D point cloud and CAD plan within hours
  • Automatically document house connections and foreign utilities in a single scan for revision safety
  • Eliminate separate surveying appointments and backfill trenches immediately after video capture
  • Provide norm-compliant DWG/DXF plans for billing and acceptance without manual drafting
  • Enable field crews to self-document technical rooms and excavations using a guided smartphone workflow
  • Integrate 3D digital twins of underground infrastructure directly into GIS systems for future planning

Limitations

  • Processing is not real-time; the video must be uploaded and processed in the cloud, meaning results are available later rather than on-site.
  • The system currently requires an iPhone Pro (LiDAR capable) and a stable internet connection.
  • Integration with existing GIS/CAD tools is supported, but direct API connectivity is not mentioned, which could be a barrier for fully automated pipelines.
  • Pricing is only available via demo inquiry, making it hard to evaluate costs upfront.

Resources & Guides

  • Resourcesizeless.co

    Home · sizeless

    Helpful link from sizeless.co

Frequently Asked Questions

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Details

Pricing
Contact Sales
Skill Level
Beginner-friendly
Platforms
Mobile
API Available
No
Pricing & overview verified
6d ago

Categories

📊 Data & Analytics⚙️ Developer Infrastructure

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