Best Catenary Apps

23+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated May 2026

R. J. Corman Mainline is the household name in catenary, but it's far from the only option. We track 23+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Catenary

Catenary Cables#2

Catenary Cables by Logan Copenhaver

EnergyLink LLC
Strong Contender
🔧 Utilities
5.0(6 ratings)
FreeIn-App Purchases
Catenary Cables screenshot 1
Catenary Cables screenshot 2
Catenary Cables screenshot 3
Catenary Cables screenshot 4
Catenary Cables screenshot 5
Catenary Cables screenshot 6

This app provides a more accurate and efficient method for calculating the sagging of overhead transmission line conductors. It replaces traditional approximate parabolic equations with precise catenary expressions, saving time and improving accuracy.

More Catenary apps to explore

4
Rigger Ref
Rigger Ref
Rigger Ref
by Gumball Labs LLC
$19.99

This utility app provides riggers with quick access to specifications for ropes, hardware, and slings. It offers calculations for safe working loads, line sag, line on drums, and bridle configurations, supporting both US and metric units.

Rope, hardware, and sling specificationsSafe working load calculationsLine sag and line on drum calculations
🔍 Reference
(1)
paid
5
Lineman Guide
Lineman Guide
Lineman Guide
by Stephanie Buchanan
$4.99

This app provides essential reference material for lineworkers, including detailed information, charts, and how-to guides on transformers, rigging, knots, and rope capacities. It features practical calculators and covers various electrical formulas and safety standards.

Transformer information and connection diagramsRigging calculations and definitionsExtensive knot library with capacities
📚 Education
(22)
paid
6
Panduit Derate-It
Panduit Derate-It
Panduit Derate-It
by Panduit Corp.
Free

This tool helps determine the maximum allowable lengths for twisted-pair copper patch and horizontal cables in compliant Category 5e, 6, or 6A channels. It allows users to define cables, create multi-cable channels, and validates configurations, providing guidance on length adjustments.

Define cable type, category, gauge, and lengthCreate single or multi-cable channelsValidate channel configurations
📊 Productivity
(1)
free
7
DLLHS
DLLHS
DLLHS
Datalogging Height and Stagger
Free
🔧 Utilities
(0)
8
Rail Model Calc
Rail Model Calc
Rail Model Calc
For building railroad models
Free
🔧 Utilities
(0)
9
Model Railway Calculator
Model Railway Calculator
Model Railway Calculator
by Kornel Kaulics
Free

This app assists European model railway builders by providing calculations based on NEM-Standards. It simplifies the process of designing and building model railways.

European model railway calculationsNEM-Standards complianceModel railway design assistance
📚 Education
(1)
free
10
Rail Model Track Calc
Rail Model Track Calc
Rail Model Track Calc
Calc for railroad model layout
Free

Easily calculate horizontal and vertical dimensions for diagonal railroad model track layouts. Input track length and angle to get precise measurements for combining different track pieces. Avoid guesswork and ensure accurate model railway construction.

Calculate horizontal and vertical track lengthsInput track length and anglePrecise measurements in 0.5 mm increments
🔧 Utilities
(1)
ad-supported
11
Plasser & Theurer aktuell
Plasser & Theurer aktuell
Plasser & Theurer aktuell
by Plasser & Theurer Export von Bahnbaumaschinen Gesellschaft m.b.H.
Free

This digital magazine provides in-depth coverage of track laying and maintenance machines. It features focus topics, global news, technology series, and event information. The app offers interactive multimedia content like videos and 3D visualizations.

Focus topic articlesGlobal news updatesTechnology and service series
💼 Business
(1)
free
12
Railway Interchange 2023
Railway Interchange 2023
Railway Interchange 2023
by American Railway Engineering
Free

This app connects rail industry professionals globally for an exhibition and technical conference. It showcases the latest technology, services, and research, alongside educational sessions.

Industry professional networkingLatest rail technology showcaseTechnical conference sessions
💼 Business
(1)
free
13
AnchorChainCalculator
AnchorChainCalculator
AnchorChainCalculator
Safer at anchorage!
$12.99

Calculate the optimal amount of anchor chain or rope for secure anchoring based on vessel characteristics and sea conditions. Provides detailed load calculations and accounts for dynamic effects like swell and gusts. Supports both metric and imperial units, with options for chain-only or mixed rope/chain setups.

Physics-based anchoring calculationsCustomizable vessel and sea conditionsChain-only or mixed rope/chain support
🔧 Utilities
(3)
paid
14
Axonic
Axonic
Axonic
by LineSmarts Ltd
Free
🔧 Utilities
(0)
15
GioCalc
GioCalc
GioCalc
by Gioconda Ltd
Free
🔧 Utilities
(0)
16
Railway Interchange 2026
Railway Interchange 2026
Railway Interchange 2026
May 20-22, Indianapolis
Free
💼 Business
(0)
17
Computer Space Remade
Computer Space Remade
Computer Space Remade
Classic Arcade Space Shooter
Free

Experience the groundbreaking 1971 arcade classic reimagined for mobile. Pilot your ship through escalating enemy waves, collect power-ups, and aim for the top of the global leaderboards. This faithful recreation offers authentic controls and sound design for an immersive retro gaming experience.

Inertia-based ship controlsEscalating enemy wavesAstronaut power-ups
🎬 Entertainment
(2)
ad-supported
18
Plasser & Theurer Technology
Plasser & Theurer Technology
Plasser & Theurer Technology
by Plasser & Theurer Export von Bahnbaumaschinen Gesellschaft m.b.H.
Free
💼 Business
(0)
19
TrackSense
TrackSense
TrackSense
by Ekaterina Martchenko
Free
🔧 Utilities
(0)
20
IREE 2025
IREE 2025
IREE 2025
IREE 2023
Free
💼 Business
(0)