Comparison

Springulator Spring Calculator vs HHPD Service Support

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Springulator Spring Calculator

This reference tool helps engineers, designers, and purchasing agents calculate various spring parameters. It supports compression, extension, and torsion springs, offering detailed stress charting and material selection.

Highlights
  • Compression, extension, and torsion spring calculations
  • Stress charting and material guidelines
  • Calculations based on selected materials
  • English and metric measurements
  • Adjustable initial tension for extension springs
  • Emailable and quotable results
Features
Read full description

Springulator® is a robust spring calculator that features easy-to-use functions, reference diagrams and stress charting for: • Compression Springs – One-Load, Two-Load, Rate-Based & Dimensional • Extension Springs • Torsion Springs Created for engineers, purchasing agents and designers, the Springulator allows users to calculate an array of information with minimal data input. With only a few fields of data entered, the Springulator provides information to check the stress of a design, calculate spring functions and test spring capabilities. Springulator calculations include: • Stress, corrected stress & stress at load height • Tension, free length, solid height, load at solid height, total number of coils, active coils, rate, deflection, index, Wahl factor, torsional movement & part weight • Spring stress charts with material tolerance guidelines • Calculations based on selected materials • English and metric measurements • Adjustable initial tension for extension springs • Emailable and quotable results

About

HHPD Service Support

This app offers trained commercial door installers and service professionals installation and troubleshooting resources. It includes searchable fault codes, parameter codes, quick start tips, common issues, schematics, and diagrams. Access online manuals and the help desk easily.

Highlights
  • Searchable fault codes
  • Parameter code lookup
  • Quick start installation tips
  • Common issue troubleshooting
  • Schematics and diagrams
  • Access to online manuals
  • Help desk contact
Read full description

The Hörmann High Performance Doors/TNR Doors Service Support app provides trained Hörmann and TNR commercial door installers and service professionals with helpful installation and troubleshooting information, including searchable fault codes, parameter codes, quick start tips, common issues, schematics, and diagrams. It also provides quick access to online manuals and the help desk, all at the tips of your fingers.

Screenshots

Springulator Spring Calculator4 screens
HHPD Service Support4 screens

Verdict

The call

The clearest difference is update cadence: HHPD Service Support at every 4 months against Springulator Spring Calculator's every 27 months. Springulator Spring Calculator's advantage is rating (4.5 vs 4.2) and iOS requirement (12.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Springulator Spring Calculator holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 6 and 6 respectively.

UpkeepUpdate frequency

Springulator Spring Calculator ships an update every 27 months, HHPD Service Support every 4 months. The most recent releases landed on October 26, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 7 level
Springulator Spring Calculator versus HHPD Service Support: the parameters behind the verdict, then further details
ParameterSpringulator Spring CalculatorHHPD Service Support
PriceFreeFree
Rating4.5 (6 ratings) — better4.2 (6 ratings)
Positive reviews—0.0% of reviews
Number of ratings66
Update frequencyEvery 27 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size73 MB397 MB
Age rating4+4+
DeveloperNewcomb Spring CorpHormann Flexon LLC

Customer experience

Springulator Spring Calculator

All ratings6 ratings
Positive83.3%
Neutral16.7%
Negative0.0%

HHPD Service Support

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

In-app purchases

None

Springulator Spring Calculator

No in-app purchases

None

HHPD Service Support

No in-app purchases

Questions

Is Springulator Spring Calculator free?
Springulator Spring Calculator is free to download, with no in-app purchases.
Is HHPD Service Support free?
HHPD Service Support is free to download, with no in-app purchases.
Which has better reviews, Springulator Spring Calculator or HHPD Service Support?
Springulator Spring Calculator is rated higher. Springulator Spring Calculator averages 4.5 out of 5 from 6 ratings, while HHPD Service Support averages 4.2 from 6 ratings.
Do Springulator Spring Calculator or HHPD Service Support have ads?
Neither Springulator Spring Calculator nor HHPD Service Support shows ads.
Which is updated more often, Springulator Spring Calculator or HHPD Service Support?
Springulator Spring Calculator ships an update every 27 months, and HHPD Service Support every 4 months. Most recently, Springulator Spring Calculator was updated on October 26, 2026 and HHPD Service Support on October 17, 2026.

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