# IDC Spring Calculator vs Rely Home

The clearest difference is rating: Rely Home at 3.1 against IDC Spring Calculator's 2.6. Rely Home also leads on review sentiment (55% vs 22%) and update cadence (weekly vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Rely Home holds the better App Store score, 3.1 against 2.6. That said, the two scores are not equally well evidenced: Rely Home has 115 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 22% of IDC Spring Calculator's written reviews are positive against 55% of Rely Home's.

IDC Spring Calculator ships an update every 2 months, Rely Home weekly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | IDC Spring Calculator | Rely Home |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (12 ratings)](https://appshunter.io/ios/app/idc-spring-calculator/id970455550/reviews) | **[3.1 (115 ratings)](https://appshunter.io/ios/app/rely-home/id6737700800/reviews)** |
| Number of ratings | 12 | **115** |
| Positive reviews | 22.2% of reviews | **55.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 1 MB | 32 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Zen Software, LLC](https://appshunter.io/developer/570584501) | [Choice Home Warranty Group, Inc.](https://appshunter.io/developer/1466147737) |

## What reviewers say

### IDC Spring Calculator

[App page](https://appshunter.io/ios/app/idc-spring-calculator/id970455550)

This application allows users to engineer springs on demand. It provides access to a variety of spring types and materials, backed by a company with multiple manufacturing plants for efficient delivery.

**Highlights:** On-demand spring engineering, Variety of spring types, Multiple material options, Access to company manufacturing locations, Streamlined ordering process

**Features:** macOS Compatibility

**In-app purchases:** none


### Rely Home

[App page](https://appshunter.io/ios/app/rely-home/id6737700800)

Manage field service jobs efficiently on iOS devices. Instantly accept new tasks, organize your schedule, and access customer details. Document on-site work, capture signatures, and generate reports, all while keeping clients informed of service updates.

**Highlights:** Instant job acceptance, Schedule management, Customer information access, On-site reporting, Digital signature capture, Completion reports, Real-time customer updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IDC Spring Calculator free?

IDC Spring Calculator is free to download, with no in-app purchases.

### Is Rely Home free?

Rely Home is free to download, with no in-app purchases.

### Which has better reviews, IDC Spring Calculator or Rely Home?

Rely Home is rated higher. IDC Spring Calculator averages 2.6 out of 5 from 12 ratings, while Rely Home averages 3.1 from 115 ratings.

### Do IDC Spring Calculator or Rely Home have ads?

Neither IDC Spring Calculator nor Rely Home shows ads.

### Which is updated more often, IDC Spring Calculator or Rely Home?

IDC Spring Calculator ships an update every 2 months, and Rely Home weekly. Most recently, IDC Spring Calculator was updated on November 1, 2026 and Rely Home on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*