# SLII® vs collaborATIon™

The clearest difference is rating: collaborATIon™ at 5.0 against SLII®'s 3.3. SLII®'s advantage is ads (none vs shown) and ratings volume (28 vs 2). On price, update cadence and in-app purchases there is nothing between them.

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

collaborATIon™ 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, collaborATIon™ fortnightly. The most recent releases landed on September 29, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | SLII® | collaborATIon™ |
| --- | --- | --- |
| 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/collaboration/id1555112576/reviews)** |
| Number of ratings | **28** | 2 |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 47 MB | 36 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [The Ken Blanchard Companies](https://appshunter.io/developer/417829677) | [Advanced Technology International](https://appshunter.io/developer/895156451) |

## 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


### collaborATIon™

[App page](https://appshunter.io/ios/app/collaboration/id1555112576)

Connect with fellow members of federally funded consortia to view opportunities, events, and news. Explore technology areas to find consortia that match your capabilities and contribute to vital government initiatives.

**Highlights:** Connect with consortium members, View solicitation opportunities, Discover upcoming events, Browse related news, Search by technology areas, Find suitable consortia

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SLII® free?

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

### Is collaborATIon™ free?

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

### Which has better reviews, SLII® or collaborATIon™?

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

### Do SLII® or collaborATIon™ have ads?

collaborATIon™ shows ads; SLII® does not.

### Which is updated more often, SLII® or collaborATIon™?

SLII® ships an update every 3 weeks, and collaborATIon™ fortnightly. Most recently, SLII® was updated on September 29, 2026 and collaborATIon™ on October 5, 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.*