# Metric vs SPP2

The clearest difference is in-app purchases: SPP2 at none against Metric's 16. SPP2 also leads on iOS requirement (16.0 vs 18.1). Metric's advantage is update cadence (weekly vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Metric sells 14 in-app purchases, starting at $10.99 per month. SPP2 asks for nothing beyond the download.

Metric ships an update weekly, SPP2 every 6 weeks. The most recent releases landed on October 22, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Metric | SPP2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (45 ratings)](https://appshunter.io/ios/app/metric-strength-training/id1595510857/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 53.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Freemium | — |
| Size | 182 MB | 67 MB |
| Requires iOS | 18.1 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Core Advantage Pty Ltd](https://appshunter.io/developer/1326735104) | [Fit3k](https://appshunter.io/developer/327490746) |

## What reviewers say

### Metric

[App page](https://appshunter.io/ios/app/metric-strength-training/id1595510857)

This app revolutionizes strength training by offering advanced velocity-based tracking using your phone's camera, eliminating the need for expensive hardware. It provides detailed insights into fatigue, recovery, and progression, helping users maximize gains and prevent injuries.

**Highlights:** Smart velocity tracking with camera, Advanced video analysis of lifts, Comprehensive workout logging, Performance insights and progression tracking, Automated rest timer, Estimated 1RM calculation

**Features:** Apple Watch app

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Monthly | $10.99 | per month |
| Pro - Monthly (Legacy) | $12.99 | per month |
| Metric Pro - Monthly (Legacy) | $12.99 | per month |
| Pro Family - Monthly | $18.99 | per month |
| Pro Coach +5 - Monthly | $19.99 | per month |
| Pro Coach +20 - Monthly | $34.99 | per month |
| Pro Coach +10 | $37.99 | per month |
| Pro Coach +15 | $47.99 | per month |
| Pro - Annual | $62.99 | per year |
| Metric Pro (Legacy) | $79.99 | per year |
| Metric Pro - Annual (Legacy) | $94.99 | per year |
| Pro Family - Annual | $114.99 | per year |
| Pro Coach +5 - Annual | $119.99 | per year |
| Pro Coach +10 | $339.99 | per year |


### SPP2

[App page](https://appshunter.io/ios/app/spp2/id1637302173)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Metric free?

Metric is free to download, with in-app purchases available.

### Is SPP2 free?

SPP2 is free to download, with no in-app purchases.

### Do Metric or SPP2 have ads?

Neither Metric nor SPP2 shows ads.

### Which is updated more often, Metric or SPP2?

Metric ships an update weekly, and SPP2 every 6 weeks. Most recently, Metric was updated on October 22, 2026 and SPP2 on October 13, 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.*