# Tiger Team Knowledge vs RevLab

The clearest difference is in-app purchases: Tiger Team Knowledge at none against RevLab's 1. Tiger Team Knowledge also leads on ads (none vs shown) and update cadence (daily vs weekly). On price and device support there is nothing between them.

Both are free to download. RevLab sells 1 one-off in-app purchase. Tiger Team Knowledge asks for nothing beyond the download.

Tiger Team Knowledge ships an update daily, RevLab weekly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Tiger Team Knowledge | RevLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (6 ratings)](https://appshunter.io/ios/app/revlab-engine-simulator/id6817417979/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 15 MB | 139 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Northcross Group](https://appshunter.io/developer/1744439871) | [Jehyung Lee](https://appshunter.io/developer/1862976985) |

## What reviewers say

### Tiger Team Knowledge

[App page](https://appshunter.io/ios/app/tiger-team-knowledge/id6502119427)

**Features:** macOS Compatibility

**In-app purchases:** none


### RevLab

[App page](https://appshunter.io/ios/app/revlab-engine-simulator/id6817417979)

Experience realistic engine simulations with physics-driven sound, haptics, and interactive gauges. Drive a variety of engines, from V8s to electric cars, and test their performance on a drag strip. Features detailed engine components and real-time feedback.

**Highlights:** Real-time physics-driven engine simulation, Computed engine sounds based on components, Interactive 3D engine models, Drag strip performance testing, Multiple engine types and configurations, Manual and automatic transmission simulation, Haptic feedback for engine and gear engagement

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RevLab Pro | $4.99 | one-time |


## Frequently asked questions

### Is Tiger Team Knowledge free?

Tiger Team Knowledge is free to download, with no in-app purchases.

### Is RevLab free?

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

### Do Tiger Team Knowledge or RevLab have ads?

RevLab shows ads; Tiger Team Knowledge does not.

### Which is updated more often, Tiger Team Knowledge or RevLab?

Tiger Team Knowledge ships an update daily, and RevLab weekly. Most recently, Tiger Team Knowledge was updated on November 8, 2026 and RevLab 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.*