# SLII® vs PM Vitals

The clearest difference is rating: PM Vitals at 5.0 against SLII®'s 3.3. SLII®'s advantage is update cadence (every 3 weeks vs every 2 months) and ratings volume (28 vs 2). 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.

PM Vitals holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: SLII® has 28 ratings behind it against 2, so its average is the more settled of the two.

SLII® ships an update every 3 weeks, PM Vitals every 2 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SLII® | PM Vitals |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (28 ratings)](https://appshunter.io/ios/app/slii/id536473591/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pm-vitals/id1181048984/reviews)** |
| Number of ratings | **28** | 2 |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 47 MB | 25 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Ken Blanchard Companies](https://appshunter.io/developer/417829677) | [PM Vitals](https://appshunter.io/developer/1181048983) |

## What reviewers say

### SLII®

[App page](https://appshunter.io/ios/app/slii/id536473591)

This reference tool helps leaders and team members apply the SLII Model to improve relationships and performance. It provides guidance for critical leadership moments, offering diagnostic tools and actionable tips.

**Highlights:** Diagnosis wizard for development levels, Actionable tips for SLII principles, Interactive SLII Model visualization, On-demand expanded information, Guidance for leadership conversations

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

**In-app purchases:** none


### PM Vitals

[App page](https://appshunter.io/ios/app/pm-vitals/id1181048984)

Streamline operational, quality, and safety audits with this intuitive mobile application. Move beyond spreadsheets and paper forms to easily conduct inspections, assign corrective actions, and track issues to resolution. Visualize performance with built-in metrics to identify areas of success and improvement.

**Highlights:** Conduct audits and inspections, Assign corrective actions, Track issues to closure, Generate performance metrics, Visualize areas for improvement, Replace spreadsheets and paper forms

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

**In-app purchases:** none


## Frequently asked questions

### Is SLII® free?

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

### Is PM Vitals free?

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

### Which has better reviews, SLII® or PM Vitals?

PM Vitals is rated higher. SLII® averages 3.3 out of 5 from 28 ratings, while PM Vitals averages 5.0 from 2 ratings.

### Do SLII® or PM Vitals have ads?

Neither SLII® nor PM Vitals shows ads.

### Which is updated more often, SLII® or PM Vitals?

SLII® ships an update every 3 weeks, and PM Vitals every 2 months. Most recently, SLII® was updated on October 14, 2026 and PM Vitals on October 7, 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.*