# Ion+ Connect vs Percent Error Calculator

The clearest difference is update cadence: Percent Error Calculator at weekly against Ion+ Connect's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Ion+ Connect ships an update every 2 months, Percent Error Calculator weekly. The most recent releases landed on October 9, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Ion+ Connect | Percent Error Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ion-plus-connect/id1476515242/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 52 MB | 40 MB |
| Requires iOS | 14.0.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Metropolitan Industries, Inc.](https://appshunter.io/developer/1476515241) | [Stage Coding](https://appshunter.io/developer/1637068135) |

## What reviewers say

### Ion+ Connect

[App page](https://appshunter.io/ios/app/ion-plus-connect/id1476515242)

This app provides remote monitoring and control for sump pumps and basement conditions. Receive real-time alerts for potential issues like water levels or temperature changes, and adjust settings from anywhere. It offers peace of mind for homeowners and property managers.

**Highlights:** Remote sump pump monitoring, Basement temperature monitoring, Real-time status updates, Customizable notifications (voice, push, email), Automatic pump operation, Multi-user privilege settings

**Features:** macOS Compatibility

**In-app purchases:** none


### Percent Error Calculator

[App page](https://appshunter.io/ios/app/percent-error-calculator/id1619680411)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ion+ Connect free?

Ion+ Connect is free to download, with no in-app purchases.

### Is Percent Error Calculator free?

Percent Error Calculator is free to download, with no in-app purchases.

### Do Ion+ Connect or Percent Error Calculator have ads?

Neither Ion+ Connect nor Percent Error Calculator shows ads.

### Which is updated more often, Ion+ Connect or Percent Error Calculator?

Ion+ Connect ships an update every 2 months, and Percent Error Calculator weekly. Most recently, Ion+ Connect was updated on October 9, 2026 and Percent Error Calculator on October 27, 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.*