# Strength in Numbers Tracker vs Spivi.Connect

The clearest difference is update cadence: Strength in Numbers Tracker at every 6 weeks against Spivi.Connect's every 5 months. Spivi.Connect's advantage is iOS requirement (13.0 vs 15.5). 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.

Strength in Numbers Tracker ships an update every 6 weeks, Spivi.Connect every 5 months. The most recent releases landed on October 6, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Strength in Numbers Tracker | Spivi.Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (5 ratings)](https://appshunter.io/ios/app/spiviconnect/id1594883234/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 12.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | — | Free |
| Size | 161 MB | 6 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Hall Personal Training](https://appshunter.io/developer/1436271698) | [Spivi](https://appshunter.io/developer/1202623142) |

## What reviewers say

### Strength in Numbers Tracker

[App page](https://appshunter.io/ios/app/strength-in-numbers-tracker/id1561796919)

**Features:** Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Spivi.Connect

[App page](https://appshunter.io/ios/app/spiviconnect/id1594883234)

This app uses Apple's Health Kit to measure your heart rate and stream it live to any Spivi system. It seamlessly integrates with Apple Health and automatically saves your workout data.

**Highlights:** Heart rate measurement, Live streaming to Spivi systems, Apple Health integration, Automatic workout saving, Activity App integration

**In-app purchases:** none


## Frequently asked questions

### Is Strength in Numbers Tracker free?

Strength in Numbers Tracker is free to download, with no in-app purchases.

### Is Spivi.Connect free?

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

### Do Strength in Numbers Tracker or Spivi.Connect have ads?

Neither Strength in Numbers Tracker nor Spivi.Connect shows ads.

### Which is updated more often, Strength in Numbers Tracker or Spivi.Connect?

Strength in Numbers Tracker ships an update every 6 weeks, and Spivi.Connect every 5 months. Most recently, Strength in Numbers Tracker was updated on October 6, 2026 and Spivi.Connect on October 19, 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.*