BauGPT vs MyHologram
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BauGPT
Get instant, expert answers for construction-related questions, from building codes to material suggestions. Upload plans and photos, or use voice input for quick, practical advice tailored to construction projects. Your data is kept private and compliant with GDPR standards.
- Ask construction questions in plain language
- Upload plans and photos for analysis
- Voice input for hands-free operation
- Share images directly from gallery
- GDPR compliant data storage in Germany
- Dark mode
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Need info on building codes? Unsure about materials? Want a second opinion on your plans? Just ask in plain language. BauGPT knows construction and gives you answers you can actually use. What you can do: Ask questions like chatting with a colleague Upload plans and photos Speak instead of typing (useful with work gloves on) Share images straight from your gallery Data stays in Germany (GDPR compliant) Dark mode Who is this for? Tradespeople who need quick answers on site. Foremen who want to verify plans. Civil engineers checking building codes. Architects who need material suggestions. Anyone working on construction projects who doesn't have time for long research sessions. Why not just Google it? Because BauGPT actually knows construction. Not just generic AI stuff, but real building expertise. German standards, materials, processes – all there. Privacy: Your data stays in Germany. We don't sell anything. GDPR compliant, no tricks. Try it: Free download, ask your first question. No credit card, no forced subscription.
MyHologram
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MyHologram controls 3D hologram devices — the LED fans of the P65-HD, P80S-HD, A80 OUTDOOR, P100-HD and Z4 series that draw a free-floating image in mid-air. MyHologram is free. You can create visuals without owning any hardware: generate them with AI, upload your own photos and videos, trim them, add text and keep them in your library. The device sections — setup, playback, schedules, video wall — control a MyHologram device and need one; everything else works without. SET UP A DEVICE • Enter the serial number, switch to the device's own Wi-Fi for a moment, store your Wi-Fi — done • Change the Wi-Fi later, set a new password for the device's Wi-Fi • Link the device to your account CONTROL • On, off, play, pause, stop • Light, rotation angle and rotation speed • Volume for a paired Bluetooth speaker (the device itself has none) • Playback mode single, sequence or shuffle, with repeats per clip • View, rename, reorder and delete the clips stored on the device • Auto start, breathing light, transfer history, factory reset CREATE CONTENT • Turn your own photos, logos or text into a rotating 3D visual: photo cube, image on shape, 3D logo, photo ring, relief • Generate images and videos with AI — included in the account’s monthly AI allowance • Upload your own videos and photos from the phone • Trim, zoom, speed, mask and device profile • Add text and logos as layers, add a music track • Curated templates as a starting point SEND AND SCHEDULE • Send one video to a single device or to several devices at once • Schedules with start time, optional end time, weekdays and volume per entry • Device groups and locations (branch, department) for commands to many devices at once • Video wall: create a grid of up to 4 × 4, place devices on tiles, cut one video across the whole wall and play it out ACCOUNT • AI allowance and usage, support requests • German, English, Turkish; light and dark theme • Delete your account and its content inside the app • The app contains no purchases WHAT YOU NEED • A MyHologram account (free) • An internet connection • For the device features, a MyHologram 3D hologram device; its initial setup also needs access to the local network Provider: Tanir Myhologram, Schönbüelstrasse 6, 8304 Wallisellen, Switzerland — info@myhologram.ch
Screenshots
Verdict
BauGPT and MyHologram are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | BauGPT | MyHologram |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| Update frequency | Every 4 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 33 MB | 37 MB |
| Age rating | 4+ | 12+ |
| Developer | Protonaut GmbH | Max Halbritter |
In-app purchases
BauGPT
No in-app purchases
MyHologram
No in-app purchases






