Phones vs SpringCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Phones
Access a real mobile phone environment remotely from your iPhone or web browser. Ideal for separating accounts, running long tasks, or testing apps without needing a physical second device.
- Remote cloud phone access
- Separate app and account environments
- Run long-running mobile tasks
- Use while traveling or working remotely
- Test mobile workflows
- Control via iPhone or web browser
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Phones-Cloud is a cloud phone remote access and device control app for iPhone. Connect to a hosted cloud phone, view its screen in real time, use responsive touch controls, and manage multiple remote devices from one place. Your cloud phone runs remotely, so you can keep your primary iPhone available while apps and tasks continue. Use Phones-Cloud to: - Access a separate cloud phone from anywhere - Keep work and personal accounts organized - Run mobile tasks without occupying your primary phone - Test mobile workflows on a real remote device - Switch between multiple cloud devices - Use a backup phone environment while traveling or working remotely How it works: 1. Open Phones-Cloud on your iPhone. 2. Choose an available cloud phone and session duration. 3. Connect, view the remote screen, and control the device with touch. Availability, latency, compatibility, and performance may vary with your network, selected device, apps, account status, and usage. Follow the terms of any apps or services you use. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.phones-cloud.com/privacy
SpringCalc
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SpringCalc is a professional engineering calculator for mechanical springs. Enter any subset of spring parameters and SpringCalc solves for the rest — wire diameter, mean diameter, coil count, free length, spring rate, force, stress, safety factor and predicted fatigue life. Features: • Three spring types: Compression, Extension, Torsion • 15 built-in materials (Music Wire, Hard Drawn, Oil Tempered, Chrome Silicon, Chrome Vanadium, 302/304/316/17-7 PH Stainless, Phosphor Bronze, Beryllium Copper, Monel 400, Inconel 600/X-750/718) with JIS aliases (SWP-A/B, SUS302/304/316-WPB, SWOSC-V, etc.) • ASTM/SAE and JIS B 2704 calculation standards • Constraint-based solver with Wahl factor stress correction • Goodman + Basquin fatigue life prediction with environmental and temperature derating • Force-deflection and S-N curves via Swift Charts • 3-candidate design suggestion when system is under-determined • Standard wire gauge snap (ISO 2702 / SWG) • Custom material editor • Metric, Imperial and Mixed (mm/kgf) units • PDF and text report export • Save designs locally with SwiftData • Localized in English, Traditional Chinese and Japanese References: Shigley's Mechanical Engineering Design 10e Ch.10, JIS B 2704:2009, JIS B 2705:2014, SMI Handbook of Spring Design. All calculations run entirely on-device — no account, no cloud, no tracking.
Screenshots
Verdict
The clearest difference is in-app purchases: SpringCalc at none against Phones's 7. Phones's advantage is ads (none vs shown) and update cadence (every 5 days vs every 2 weeks). On price 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
Both are free to download. Phones sells 7 in-app purchases, starting at $19.99 per month. SpringCalc asks for nothing beyond the download.
Phones ships an update every 5 days, SpringCalc every 2 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.
| Parameter | Phones | SpringCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 15.5 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 7 MB |
| Age rating | 17+ | 4+ |
| Developer | 磊 王 | Sui Fai Law |
In-app purchases
Phones
- Basic Monthly Auto Subscription$19.991 Month
- Semi-Annual Subscription Package$79.996 Months
- Yearly Auto Subscription Package$199.991 Year
- 2小时极速体验$0.99
- Basic Monthly Subscription Package$19.99
- Semi-Annual Subscription Package$79.99
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- Yearly Subscription Package$199.99
SpringCalc
No in-app purchases









