Cad2data Revit IFC DWG DGN vs Presto Voice
Side-by-side comparison of features, pricing, and ratings
At a glance
| Dimension | Cad2data Revit IFC DWG DGN | Presto Voice |
|---|---|---|
| Pricing | Free (open-source AGPL-3.0) | Contact sales (enterprise) |
| Primary Function | CAD/BIM-to-data pipeline for construction | Drive-thru voice AI for QSRs |
| Target Users | BIM managers, estimators, AI developers | QSR chains, franchise networks |
| Key Feature | CLI batch conversion of .rvt/.ifc/.dwg/.dgn to tables | Automated order taking & upselling engine |
| Integration Style | OpenConstructionERP, Claude, Cursor API | POS/headset systems, ElevenLabs |
| Latest News Impact | No recent news; features unchanged | Dairy Queen adoption (2026-04-16) |

Open-source pipeline that converts Revit, IFC, DWG and PDF assets into structured, analysis-ready tables you host yourself.
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Presto Voice is drive-thru voice AI that takes QSR orders and upsells every car at the speaker post.
Visit WebsiteWhat real users say: Cad2data Revit IFC DWG DGN vs Presto Voice
Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.
Cad2data Revit IFC DWG DGN
20 mentions across 2 sources · 55% positive — mixed (averaged across 2 sources)
YouTube, GitHub
What users praise
- • Free and open-source, with no per-model fees and full data ownership.
- • Extracts structured data from Revit, IFC, DWG, and DGN into CSV/Excel/JSON.
- • Batch processing and scheduled recurrent conversion pipelines are supported.
- • Self-hosted and offline, ensuring data sovereignty and no cloud dependency.
What frustrates them
- • Silent failures: success messages but missing output files (0-byte PDFs, no xlsx).
- • Output too granular: tens of thousands of rows and duplicate columns are impractical.
- • RVT2IFC converter duplicates floors, corrupting data for downstream use.
- • Steep learning curve requires command-line skills and manual setup.
Researched Aug 27, 2026
Presto Voice
37 mentions across 3 sources · 32% positive — critical (weighted across 3 sources)
YouTube, App Store, Lemmy
What users praise
- • Handles POS and headset integration itself, so voice AI goes live in an active lane without pausing service
- • Built specifically for multi-location QSR franchise groups, not single shops or dine-in concepts
- • Continuous upselling of add-ons and specials on every transaction targets average-order-value lift
- • 24/7 drive-thru ordering availability removes the labor constraint of shift coverage at the speaker post
What frustrates them
- • Almost no independent, on-topic community reviews — the dataset is dominated by unrelated same-name products
- • Vendor-published KPIs (95% non-intervention, 88% upsell, 6% lift) lack third-party verification
- • Won't hand over the model to tune, which blocks teams that want to own and iterate on the voice stack
- • Only Toast is documented as a named POS integration in the available data
Researched Oct 14, 2026
Who should pick which
- QSR Operations DirectorPick: Presto Voice
Only Presto offers drive-thru voice AI with proven upselling and POS integration, as adopted by Dairy Queen.
- BIM Manager / EstimatorPick: Cad2data Revit IFC DWG DGN
Cad2data provides free, scriptable extraction of Revit/IFC/DWG/DGN data into tables for takeoffs and AI workflows.
- Solo Founder (QSR)Pick: Presto Voice
If running a small chain, Presto's revenue lift may justify cost, but pricing requires negotiation.
- AI Developer in ConstructionPick: Cad2data Revit IFC DWG DGN
Free REST API and open-source license enable integration with agents like Claude/Cursor for automated takeoffs.
- Franchise Network CTOPick: Presto Voice
Presto's easy multi-location installation and measurable ROI make it scalable for franchises.
Frequently Asked Questions
What does Presto Voice do?
Automates drive-thru order taking via voice AI, with upselling and POS integration, used by chains like Dairy Queen.
What does Cad2data do?
Extracts structured data (CSV/Excel/JSON) from Revit, IFC, DWG, DGN files via command line, free and self-hosted.
Is Presto Voice free?
No, it's enterprise with contact-sales pricing; not suitable for small independent restaurants.
Is Cad2data free?
Yes, open-source under AGPL-3.0, no cost to use on Windows.
Which tool is better for a QSR drive-thru?
Only Presto Voice provides that specific voice AI capability.
Can Cad2data convert DWG files to tables?
Yes, it supports DWG, DGN, IFC, and Revit file conversion to tables.
Does Presto Voice integrate with POS systems?
Yes, with major POS and headset systems, as stated in features.
Does Cad2data require cloud?
No, it's self-hosted on local Windows machines; no cloud dependency.
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Last reviewed: July 3, 2026