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MEP Calc - HVAC / Fire Tools

Pipe, Duct & Sprinkler Design
US flag US
1 of 1 storefronts
Content in en-US
Age Rating
4+
Years
Developer
Language
EN
+4 More
Size
26.9
MB

Information

Apple ID6759204237
Bundle IDcom.mekaniktesisat.app
SellerSeller
Min iOS17.0
Min macOS14.0
Device familiesiphone, ipad
Released2026-03-26
Copyright© 2026 by F.A.S
WebsiteLink ↗
Privacy policyLink ↗

Preview 2 platforms

iPhone 9 images

iPhone screenshot
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iPad 4 images

iPad screenshot
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What’s New Version 8.8

This release is a major overhaul: • NEW: Completely redesigned intro screens — see sprinkler and AHU calculations the moment you open the app • NEW: "You Choose" mode in duct sizing — solve for flow, velocity or area in the Q = v × A triangle • NEW: Peak Duration in the sewage pump module now calculates peak wastewater volume (wet well sizing) • Calculation accuracy: 60+ improvements — full sync with NFPA 13 tables, elevation correction in gas pressure drop, steam boiler power, booster pump selection, min DN100 rule on WC lines • Escape distance tables updated to match regulations exactly • PDF reports: safety warnings now included, Arabic alignment fixed, missing translations completed • Performance: faster PDF generation and smoother settings screen • Improved purchase and restore flows with error messages in 5 languages • Numerous bug fixes and UI polish We'd love to hear your feedback!

Description

Professional calculation tool for mechanical installation engineers. 86+ calculation modules across 9 categories to accelerate your MEP projects. CALCULATION CATEGORIES * Fire Protection (20 modules) • Sprinkler system design (NFPA 13, BS EN 12845, FM Global) • FM200 clean agent suppression (ISO 14520) • Foam fire suppression (NFPA 11) • NPSH - Net Positive Suction Head • Fire pump equipment selection (NFPA 20) • Dry valve compressor, test drain valve & more • Sprinkler K-factor & glass bulb reference tables * Heating Systems (18 modules) • Pipe sizing (ISISAN DIN 2440) • Circulation pump, expansion tank • Radiator, underfloor heating • Collector, balance tank, separator selection • Pipe insulation thickness calculation * Cooling Systems (10 modules) • Chiller pump & pump head calculation • Pipe sizing, pipe internal volume • Buffer tank, cooling tower selection • Condensation prevention insulation * HVAC (8 modules) • Duct sizing (Darcy-Weisbach method) • Air handling unit (ASHRAE psychrometric) • Fan selection, diffuser calculation • Pool dehumidification * Plumbing (8 modules) • Cold water, wastewater pipe sizing • Hydrophore selection • Hot water system calculation * Natural Gas (6 modules) • Gas pipe sizing, pressure drop • Regulator, meter selection • Ventilation calculation * Compressed Air (4 modules) • Compressed air pipe sizing • Compressor, air tank selection * Steam (5 modules) • Steam pipe, condensate pipe • Capacity, boiler, steam trap calculation KEY FEATURES * 86+ Calculation Modules — All mechanical systems calculations in one app * International Standards — NFPA 13, BS EN 12845, FM Global, ASHRAE, DIN, ISO * PDF Reports — Save and share results as professional PDF reports * SI & IP Units — Switch between Metric and Imperial unit systems * English & Turkish — Full bilingual support * Works Offline — No internet required, perfect for field use * Unit Converter — 6 categories of integrated unit conversion * Favorites — Save frequently used calculations for quick access * iPad Optimized — Enhanced experience on larger screens PRO SUBSCRIPTION Fire protection calculation modules (sprinkler, FM200, foam suppression, NPSH, pump equipment & more) require a PRO subscription. All other categories are completely free. Subscription options: • Monthly • Yearly Payment is charged to your iTunes account. Subscription automatically renews unless cancelled at least 24 hours before the end of the current period. Manage in Settings > Apple ID > Subscriptions. Privacy Policy: https://fatihselvi1905-bit.github.io/mekaniktesisat-privacy-en/ Terms of Use: https://fatihselvi1905-bit.github.io/mekaniktesisat-terms-en/

In-App Purchases US pricing

MEP Calc Pro Subscription
(Monthly) · Monthly$9.99
(Yearly) · Yearly 3-day free trial$34.99
Pro Monthly - Intro Support · Monthly$6.99
Pro Yearly - Intro Support · Yearly$24.99
MEP Hesap Pro Subscription
(Haftalik) · 7 days$7.99

Capabilities

In-App Purchases

Accessibility

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Version history 16 versions

Build 887869253v8.82026-07-07 04:40:34
This release is a major overhaul: • NEW: Completely redesigned intro screens — see sprinkler and AHU calculations the moment you open the app • NEW: "You Choose" mode in duct sizing — solve for flow, velocity or area in the Q = v × A triangle • NEW: Peak Duration in the sewage pump module now calculates peak wastewater volume (wet well sizing) • Calculation accuracy: 60+ improvements — full sync with NFPA 13 tables, elevation correction in gas pressure drop, steam boiler power, booster pump selection, min DN100 rule on WC lines • Escape distance tables updated to match regulations exactly • PDF reports: safety warnings now included, Arabic alignment fixed, missing translations completed • Performance: faster PDF generation and smoother settings screen • Improved purchase and restore flows with error messages in 5 languages • Numerous bug fixes and UI polish We'd love to hear your feedback!
Build 887536221v8.72026-06-28 18:00:55
dded support for additional languages. Fixed several bugs. Added new modules.
Build 886330449v7.72026-05-31 04:24:52
HVAC calculations improved. Some minor bugs have been fixed.
Build 886317394v7.62026-05-30 18:25:11
Fixed some minor issues in the Turkish and English texts.
Build 885398238v7.32026-05-07 21:30:22
minor bug fixes and UI improvements.
Build 885283219v7.02026-05-05 18:58:22
Fixed several issues in PDF export.
Build 885248897v6.912026-05-04 19:54:54
Minor bug fixes.
Build 885215628v6.92026-05-03 22:39:53
Added fire cabinet hydraulic calculation. Reduced some transition animations that could affect performance on sprinkler selection and result screens. General bug fixes and performance improvements.
Build 885003538v6.32026-04-28 18:39:36
Some UI improvements have been made.
Build 884949430v6.22026-04-27 14:50:08
Fixed several minor issues and added the EN 12845 knowledge base.
Build 884863836v6.12026-04-23 23:22:32
This update makes sprinkler results clearer and easier to use. Improved pump demand and flow presentation in BS EN 12845 results Simplified sprinkler PDF reports and made key summary data more visible Increased consistency across result labels and calculation outputs Removed unnecessary animations from the sprinkler results screen for a more stable experience Added visual refinements to module colors and selection controls across the app
Build 884284276v6.02026-04-20 20:09:35
Fire sprinkler selection has been improved. Psychrometric analyses have been added for the HVAC system. The design has been improved. Various minor bugs have been fixed.
Build 884167060v5.12026-04-06 04:59:34
Sprinkler Module — Major Update • BS EN 12845-2:2024 ESFR standard added — European ESFR calculations now available • FM Global Table 17b support — K400/K480 ESFR for high-ceiling storage up to 16.8m • Pendent vs Upright comparison — Both mounting orientations shown in FM Global results • GPM pump selection across all standards — NFPA 20 compliant pump sizes (250-3000 GPM) • 4 key metrics hero card — Sprinkler type, count, pump flow, and tank volume at a glance • Detailed comparison table — Sprinkler, pump (L/min + GPM), hose allowance, tank • NFPA commodity classes updated — Group A Plastic terminology Performance & UI • Animated hero cards and rotating border effect on result screen • Fixed stale value display bug after recalculation Support Form • In-app support form added — Send name, email, and message directly • Device info auto-included, replies sent to your email Pro Experience • New paywall design — See blurred calculation results in the background • Side-by-side plan selection (weekly/monthly/yearly)
Build 884111266v5.02026-04-03 22:13:31
Sprinkler Module Redesigned • FM Global design standard added — comparative calculation with NFPA 13, BS EN 12845 and FM Global • Easy sprinkler selection with 3-step wizard interface • ESFR K.400 sprinkler info and placement rules added • Results tabs streamlined (4→3 tabs, FM Global merged) Calculation Improvements • Fire pump motor power table added • NPSH pipe length field now mandatory • Hood calculation result notes updated • Pipe insulation: selected standard thickness now displayed Unit System • BTU/h and Ton options added in IP mode • Unit reset improvements General • UI and usability improvements • Performance optimizations • Bug fixes
Build 883864830v4.12026-03-28 18:51:25
What's New v4.1.2 • Wastewater Pump module improved — Galvanized and HDPE pipe diameter calculation added, flow rate and total head displayed as hero values in the result screen • Grille Calculation — Diffuser module renamed to "Grille Calculation" • Button tap areas improved — All cards and buttons now respond to taps anywhere on the surface, not just on text or icons • IP unit system fixes — Fixed double conversion errors in Radiator, Boiler Pump, Steam Pipe, Condensate Pipe, and Hood modules when using IP units • NPSH calculation IP support completed — All pressure and head values now correctly display in ft • Air flow units corrected — AHU and pump room ventilation results now show air flow in the correct unit (CFM) • Performance and stability improvements
Build 882474642v4.02026-03-26 13:37:28
MEP Hesap Pro (Haftalik)

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Change log 20 changes · US

releaseNotes updated
This release is a major overhaul: • NEW: Completely redesigned intro screens — see sprinkler and AHU calculations the moment you open the app • NEW: "You Choos
description updated
Professional calculation tool for mechanical installation engineers. 86+ calculation modules across 9 categories to accelerate your MEP projects. CALCULATION C
subtitle updated
Pipe, Duct & Sprinkler Design
name updated
MEP Calc - HVAC / Fire Tools
Version 8.8 released
This release is a major overhaul: • NEW: Completely redesigned intro screens — see sprinkler and AHU calculations the moment you open the app • NEW: "You Choose" mode in duct sizing — solve for flow, velocity or area in the Q = v × A trian
Version 8.7 released
dded support for additional languages. Fixed several bugs. Added new modules.
Version 7.7 released
HVAC calculations improved. Some minor bugs have been fixed.
Version 7.6 released
Fixed some minor issues in the Turkish and English texts.
Version 7.3 released
minor bug fixes and UI improvements.
Version 7.0 released
Fixed several issues in PDF export.
Version 6.91 released
Minor bug fixes.
Version 6.9 released
Added fire cabinet hydraulic calculation. Reduced some transition animations that could affect performance on sprinkler selection and result screens. General bug fixes and performance improvements.
Version 6.3 released
Some UI improvements have been made.
Version 6.2 released
Fixed several minor issues and added the EN 12845 knowledge base.
Version 6.1 released
This update makes sprinkler results clearer and easier to use. Improved pump demand and flow presentation in BS EN 12845 results Simplified sprinkler PDF reports and made key summary data more visible Increased consistency across result la
Version 6.0 released
Fire sprinkler selection has been improved. Psychrometric analyses have been added for the HVAC system. The design has been improved. Various minor bugs have been fixed.
Version 5.1 released
Sprinkler Module — Major Update • BS EN 12845-2:2024 ESFR standard added — European ESFR calculations now available • FM Global Table 17b support — K400/K480 ESFR for high-ceiling storage up to 16.8m • Pendent vs Upright comparison — Both
Version 5.0 released
Sprinkler Module Redesigned • FM Global design standard added — comparative calculation with NFPA 13, BS EN 12845 and FM Global • Easy sprinkler selection with 3-step wizard interface • ESFR K.400 sprinkler info and placement rules added •
Version 4.1 released
What's New v4.1.2 • Wastewater Pump module improved — Galvanized and HDPE pipe diameter calculation added, flow rate and total head displayed as hero values in the result screen • Grille Calculation — Diffuser module renamed to "Grille Cal
Version 4.0 released
expanded screenshot