Twinform vs HoleCopy
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Twinform
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Twinform turns your iPhone into a 3D scanner for both objects and whole rooms. Everything is processed on your device. SCAN A ROOM โข Walk around and watch the LiDAR mesh build up over the camera view in real time โข Areas not yet photographed are highlighted, so you can see what still needs a look โข When you tap Done, the room is textured from the photos taken during your walk โ no waiting for a long build โข View it as a dollhouse from above (the ceiling and near walls open up), or step inside and look around โข Group rooms into a house to keep a home or an office together SCAN AN OBJECT โข Guided capture with real-time tips for distance, lighting and motion โข Apple Object Capture builds a photorealistic model on your iPhone โข See the aligned point cloud and camera positions while it builds MEASURE โข Distance, angle and multi-point paths, in cm, mm or inches โข Measurements are saved with the model and can be exported as a report (text or JSON) โข Size calibration (Pro): measure one dimension with a ruler and every size for that model is corrected by the same ratio EXPORT (Pro) โข USDZ for Apple AR Quick Look โข GLB for the web and cross-platform use, plus a lossless HD GLB โข STL for 3D printing โข OBJ for 3D editing tools โข Raw photos (free; only while a scan's capture frames remain) BUILT ON APPLE'S 3D TECHNOLOGY โข Rooms use LiDAR scene reconstruction; objects use Apple Object Capture photogrammetry โข A live point cloud shows what has been scanned so far โข STL and OBJ export straight into 3D printing and CAD workflows LIBRARY โข Search, sort by date, name or size, and select several models at once โข Optional iCloud Sync keeps your models across your devices, in your own private iCloud โ off by default ON-DEVICE & PRIVATE No account, no sign-up, no data collection. Scanning, texturing and reconstruction all run on your iPhone. REQUIREMENTS Requires an iPhone or iPad with a LiDAR scanner (iPhone 12 Pro or later Pro models, iPad Pro 2020 or later). Object scanning also needs Apple Object Capture support on your device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
HoleCopy
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Replacing a bracket, a hinge or a speaker plate? The holes are the hard part. Measuring them one by one with a ruler stacks up error until the last hole is off. HoleCopy copies the pattern instead of measuring it: lay the old part on the reference sheet, take one photo, and get every hole center and diameter in real millimetres. HOW IT WORKS 1. Print the A4 or US Letter reference sheet at 100% 2. Lay the old part on the sheet and take one photo 3. HoleCopy squares up the perspective and detects round through-holes 4. Check the result on screen: move a center, resize a hole, add one the camera missed, delete one it invented 5. Export a true 1:1 PDF or SVG, tape it to the new material and drill WHAT YOU CAN DO BEFORE EXPORTING Photographing the part, perspective correction, hole detection, editing and the output preview all work with any part you try. You can see whether HoleCopy reads your part correctly before you export anything. WHAT UNLOCKING EXPORT ADDS Saving, sharing and AirPrinting the actual-size PDF or SVG, as often as you like. That includes patterns larger than one sheet, split across pages with overlap marks and alignment crosses, ready to tape together. BUILT FOR THE WORKSHOP - Mirror the template for the back side of a part - SVG export for vector programs - A 100 mm and 1 inch check bar on every page, so you can confirm your printer did not scale it - Everything is processed on your device; photos never leave it WHO IT IS FOR Furniture repair, woodworking and metalwork DIY: brackets, hinges, handles, table legs, speaker cabinets, control panels, car or motorcycle mounts, gasket and flange hole patterns. BEFORE YOU DRILL HoleCopy works with flat parts and round through-holes of 3 mm and larger, when the part and the reference sheet fit in one photo. It is a positioning aid, not a guarantee of precision: check that the printed bar measures exactly 100 mm and drill a small pilot hole first when it matters. Not intended for safety-critical parts.
Screenshots
Verdict
The clearest difference is price: Twinform at Free against HoleCopy's $1.99. Twinform also leads on update cadence (every 9 days vs monthly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Twinform is free to download; HoleCopy costs $1.99 up front. Twinform sells 1 in-app purchase, starting at $0.99 per month and HoleCopy sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Twinform ships an update every 9 days, HoleCopy monthly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.
| Parameter | Twinform | HoleCopy |
|---|---|---|
| Price | Free โ better | $1.99 |
| Update frequency | Every 9 days โ better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 17 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | ้ญๆฆ ็ | Netflowers Inc. |
In-app purchases
Twinform
- Pro Monthly3 Days trial$0.991 Month
HoleCopy
- Full Export Unlock$5.99









