# Metrekareler: Duct Calculator — Duct Area, 3D & Orders > Duct Area, 3D & Orders (iPhone/iPad app by Emir KARATAS.) - Source: https://appshunter.io/ios/app/metrekareler-duct-calculator/id6793646669 (this page in markdown: same URL + `.md`) - Developer: [Emir KARATAS](https://appshunter.io/developer/6793646671) - Category: Utilities, Productivity - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 16.0 · 15 MB - Languages: American English, Turkish - Released: 2026-08-12 - Data updated: 2026-11-06 ## What is Metrekareler? Metrekareler is a technical workspace for sheet-metal HVAC ductwork. Enter the dimensions, see a 3D model of the fitting, calculate the real sheet area, and prepare the illustrated workshop order and the customer quote from one place. 40+ RECTANGULAR AND ROUND FITTINGS Straight ducts, elbows, offsets, transitions, connectors, square-to-round adapters, T pieces, pants, splits, branches, grille and louver boxes, hoods, and roof curbs. Round pipes, segmented and pressed elbows, Y pieces, saddles, and more. A 3D MODEL THAT FOLLOWS YOUR DIMENSIONS The model updates as you type. Tap a dimension field and its location is shown on the model. AREA FROM THE REAL SURFACE Sheet area is calculated from the fitting's surface. Add results to the total list and follow the project's total square meters in one place. ILLUSTRATED ORDERS, READY FOR THE WORKSHOP List fittings with dimensions, quantities, and notes. Get a dimensioned technical drawing of every fitting as PDF and PNG, and share as Excel or text. PREPARE A QUOTE Turn an order into a customer quote as PDF and Excel. Your company name and logo appear on the document (PRO). AIRFLOW TOOLS Calculate airflow, air velocity, and duct size from each other, and get a standard round-duct diameter. Airflow tools are free and unlimited. IPHONE, IPAD, AND MAC The interface adapts to your screen. English and Turkish are available, and exports follow the app language. METREKARELER PRO Ad-free use, unlimited calculations and orders, unlimited illustrated exports and quotes, documents with your company name and logo, and PRO themes. Monthly and yearly subscriptions renew automatically; the lifetime option is a one-time purchase. Purchases are managed through your App Store account and can be restored in the app. FREE VERSION 15 area calculations per day, 20 order parts in total, 5 illustrated exports each for area and orders, and 3 quotes per month. On iPhone and iPad you can watch an ad for extra uses when you run out. The free version shows ads; ads are not shown on Apple Silicon Mac. Metrekareler is a supporting calculation and documentation tool. Verify final fabrication and project decisions against the applicable standards, project specifications, and qualified technical staff. Terms of Use: https://adinaction.com.tr/projeler/metrekareler/kosullar Apple Standard Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://adinaction.com.tr/projeler/metrekareler/gizlilik ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Aylık PRO | $2.99 | per month | | Yıllık PRO | $22.99 | per year | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Ömür Boyu PRO | $69.99 | one-time | ## Is Metrekareler safe? Not enough ratings yet to assess Metrekareler. ## Is Metrekareler legit? Metrekareler: Duct Calculator has limited verification signals. The AppsHunter Legitimacy Score for Metrekareler is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Version history (last 2 releases) ### 1.1.0 — 2026-11-03 • New icon and refreshed design • 40+ rectangular and round fittings • Live 3D model; tapped dimensions are shown on the model • Area calculated from the real surface • Customer quotes as PDF and Excel in TL, USD, EUR or GBP • Renewed illustrated order sheet and part editing • Watch an ad for extra uses when you run out ### 1.0 — 2026-08-12 No release notes. ## Apps similar to Metrekareler | App | Rating | Price | Category | | --- | --- | --- | --- | | [HVAC Duct Calculator](https://appshunter.io/ios/app/hvac-duct-calculator/id6780602471) | — | Free | Utilities | | [SprinkCalc: Fire Sprinkler](https://appshunter.io/ios/app/sprinkcalc-fire-sprinkler/id6757990855) | — | Free | Utilities | | [MetalCalc Pro](https://appshunter.io/ios/app/metalcalc-pro/id6786661554) | — | Free | Utilities | | [Metrekare: Oda & Ev Ölçüm](https://appshunter.io/ios/app/metrekare-oda-and-ev-olcum/id6781612419) | — | Free | Utilities | | [MEP Calc: HVAC Fire Calculator](https://appshunter.io/ios/app/mep-calc-hvac-fire-calculator/id6759204237) | — | Free | Utilities | | [HVAC Calculator: BTU & AC Load](https://appshunter.io/ios/app/hvac-calculator-btu-and-ac-load/id6783446314) | — | Free | Utilities | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-11-06.*