# SimStack Lite vs Scollr

The clearest difference is in-app purchases: Scollr at none against SimStack Lite's 2. Scollr also leads on update cadence (fortnightly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SimStack Lite sells 2 in-app purchases, starting at $19.99 per month. Scollr asks for nothing beyond the download.

SimStack Lite ships an update every 3 months, Scollr fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SimStack Lite | Scollr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simstack-lite/id6749025487/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Freemium | — |
| Size | 63 MB | 32 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jasmine Doster](https://appshunter.io/developer/1828514806) | [Chris Colpitts](https://appshunter.io/developer/1892198601) |

## What reviewers say

### SimStack Lite

[App page](https://appshunter.io/ios/app/simstack-lite/id6749025487)

Interactive simulations help tech professionals develop critical decision-making skills for Agile, DevOps, and AI roles. Practice real-world scenarios involving team dynamics, project risks, and prioritization to build practical leadership abilities.

**Highlights:** Agile role simulations, DevOps workflow practice, AI product management scenarios, Scrum Master decision making, Product Owner prioritization, AI governance concepts, Workplace conflict resolution

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimStack Pro Monthly | $19.99 | per month |
| SimStack Pro Annual | $149.99 | per year |


### Scollr

[App page](https://appshunter.io/ios/app/scollr-research-papers/id6761957461)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SimStack Lite free?

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

### Is Scollr free?

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

### Do SimStack Lite or Scollr have ads?

Neither SimStack Lite nor Scollr shows ads.

### Which is updated more often, SimStack Lite or Scollr?

SimStack Lite ships an update every 3 months, and Scollr fortnightly. Most recently, SimStack Lite was updated on November 5, 2026 and Scollr on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*