# CLS Lean Specialist Exam Prep vs Learn Cloud Computing & DevOps

The clearest difference is update cadence: Learn Cloud Computing & DevOps at every 9 days against CLS Lean Specialist Exam Prep's every 3 months. CLS Lean Specialist Exam Prep's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CLS Lean Specialist Exam Prep sells 9 in-app purchases, starting at $8.99 per 7 days and Learn Cloud Computing & DevOps sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

CLS Lean Specialist Exam Prep ships an update every 3 months, Learn Cloud Computing & DevOps every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | CLS Lean Specialist Exam Prep | Learn Cloud Computing & DevOps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cls-lean-specialist-exam-prep/id6743373867/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 10 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Exam Prep OU](https://appshunter.io/developer/1689642184) | [Natalia Ortiz Gomez](https://appshunter.io/developer/1883201631) |

## What reviewers say

### CLS Lean Specialist Exam Prep

[App page](https://appshunter.io/ios/app/cls-lean-specialist-exam-prep/id6743373867)

Prepare for your Certified Lean Specialist (CLS) exam with this comprehensive study tool. It offers a vast question bank, detailed explanations, progress tracking, and simulated exams to help you master Lean principles and achieve certification.

**Highlights:** Extensive question bank, Detailed answer explanations, Progress tracking, Customizable study plans, Simulated exam mode, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CLS Weekly Full Access | $8.99 | per 7 days |
| CLS Monthly Full Access | $24.99 | per month |
| CLS Monthly Full Access | $24.99 | per month |
| CLS Quarterly Full Access | $55.99 | per 3 months |
| CLS Quarterly Full Access | $55.99 | per 3 months |
| CLS Semiannual Full Access | $75.99 | per 6 months |
| CLS Semiannual Full Access | $75.99 | per 6 months |
| CLS Annual Full Access | $109.99 | per year |
| CLS Annual Full Access | $109.99 | per year |


### Learn Cloud Computing & DevOps

[App page](https://appshunter.io/ios/app/learn-cloud-computing-and-devops/id6761694306)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Learn Cloud Premium | $2.99 | per month |
| Learn Cloud Premium | $17.99 | per year |


## Frequently asked questions

### Is CLS Lean Specialist Exam Prep free?

CLS Lean Specialist Exam Prep is free to download, with in-app purchases available.

### Is Learn Cloud Computing & DevOps free?

Learn Cloud Computing & DevOps is free to download, with in-app purchases available.

### Do CLS Lean Specialist Exam Prep or Learn Cloud Computing & DevOps have ads?

Neither CLS Lean Specialist Exam Prep nor Learn Cloud Computing & DevOps shows ads.

### Which is updated more often, CLS Lean Specialist Exam Prep or Learn Cloud Computing & DevOps?

CLS Lean Specialist Exam Prep ships an update every 3 months, and Learn Cloud Computing & DevOps every 9 days. Most recently, CLS Lean Specialist Exam Prep was updated on October 24, 2026 and Learn Cloud Computing & DevOps on October 24, 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.*