# SLII® vs Optician Roadmap

The clearest difference is price: SLII® at Free against Optician Roadmap's $1.99. SLII® also leads on ratings volume (28 vs 1) and iOS requirement (12.4 vs 18.0). Optician Roadmap's advantage is rating (5.0 vs 3.3) and update cadence (every 2 days vs every 3 weeks). On ads, in-app purchases and device support there is nothing between them.

SLII® is free to download; Optician Roadmap costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Optician Roadmap 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 1, so its average is the more settled of the two.

SLII® ships an update every 3 weeks, Optician Roadmap every 2 days. The most recent releases landed on October 23, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SLII® | Optician Roadmap |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [3.3 (28 ratings)](https://appshunter.io/ios/app/slii/id536473591/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optician-roadmap/id6803188264/reviews)** |
| Number of ratings | **28** | 1 |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#77** |
| Size | 47 MB | 3 MB |
| Requires iOS | **12.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Ken Blanchard Companies](https://appshunter.io/developer/417829677) | [Maite Clifton](https://appshunter.io/developer/6803188266) |

## 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


### Optician Roadmap

[App page](https://appshunter.io/ios/app/optician-roadmap/id6803188264)

**Currently charting:** #77 Top Paid · Business (US App Store)

This app guides aspiring opticians through the process of becoming licensed. It helps users organize and track educational requirements, training, exams, and documentation needed for state licensure.

**Highlights:** Step-by-step licensure guidance, Organize educational requirements, Track training and documentation, Manage exam preparation, Career preparation resources, State-specific licensing information

**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 Optician Roadmap free?

Optician Roadmap costs $1.99, with no in-app purchases.

### Which has better reviews, SLII® or Optician Roadmap?

Optician Roadmap is rated higher. SLII® averages 3.3 out of 5 from 28 ratings, while Optician Roadmap averages 5.0 from 1 ratings.

### Do SLII® or Optician Roadmap have ads?

Neither SLII® nor Optician Roadmap shows ads.

### Which is updated more often, SLII® or Optician Roadmap?

SLII® ships an update every 3 weeks, and Optician Roadmap every 2 days. Most recently, SLII® was updated on October 23, 2026 and Optician Roadmap on October 31, 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.*