STS vs ALMiG Air Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
STS
This utility helps users select the appropriate Siemens soft starter for their specific needs. It simulates applications based on various parameters and provides detailed reports, with direct links to product data.
- Soft starter application simulation
- Input data for environment, motor, and load
- Starting parameter configuration
- Suggested soft starter selection
- Simulation and component reports
- Direct access to Siemens Industry Mall data
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This application allows users to find the right Siemens soft starter for his specific application. Features: * Simulate a soft starter application based on your input data: ** Environment & supply ** Motor ** Load ** Starting parameters for the application ** Additional functions ** Starting profile * Select a suggested soft starter * Generate a report for a selected soft starter with the summary of the simulation and optional feeder main components * Direct access to selected soft starter data in the Siemens Industry Mall * Metrics: SI and Imperial * Languages: English, German, Chinese, French, Spanish, Portuguese, Turkish, Czech, Italian and Russian
ALMiG Air Calc
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ALMiG Air Calc puts a complete compressed-air engineering toolkit in your pocket — 16 field calculators plus unit converters, built for technicians, planners and service engineers working with compressed-air systems. CALCULATORS • Pressure drop • Condensate • Standard volume (FAD) • Compressed-air receiver • Sound pressure level • Exhaust outlet • Nominal pipe width • Leaks (4 methods) • Cost calculation • Compression power • Pipe diameter • Pipe velocity • Dryer sizing • Heat recovery • Receiver dynamics • Specific energy & CO₂ UNIT CONVERTERS Pressure · Volume · Power · Temperature · Flow · Energy • Works fully offline — no account, no data collection, no tracking • Clean, fast, engineer-focused interface • Available in Czech, English and German ABOUT ALMiG ALMiG KOMPRESORY s.r.o. is the official Czech distributor of industrial screw compressors and compressed-air equipment, backed by over a century of compressor manufacturing heritage. — This app is offered as a white-label solution. Are you a compressor brand and want your own branded calculator app? Contact the developer, INFO WEB s.r.o.
Screenshots
Verdict
STS and ALMiG Air Calc are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | STS | ALMiG Air Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.2 — better | 13.0 |
| Further details — not scored | ||
| Size | 67 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Siemens AG | INFO WEB s.r.o. |
In-app purchases
STS
No in-app purchases
ALMiG Air Calc
No in-app purchases









