# TauerRush vs KnowKi

The clearest difference is update cadence: KnowKi at every 4 days against TauerRush's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

TauerRush ships an update every 4 months, KnowKi every 4 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | TauerRush | KnowKi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/knowki/id6817068034/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 40 MB | 44 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Milagros Aguero](https://appshunter.io/developer/1896024502) | [Garrett Craig](https://appshunter.io/developer/6817068036) |

## What reviewers say

### TauerRush

[App page](https://appshunter.io/ios/app/tauerrush/id6765651117)

**Features:** macOS Compatibility

**In-app purchases:** none


### KnowKi

[App page](https://appshunter.io/ios/app/knowki/id6817068034)

Discover and learn about the living beings in your chosen environment. This app uses real-world observations and interactive lessons to help you identify local flora and fauna, building your knowledge day by day. Engage with fun quizzes and track your progress in your personal field guide.

**Highlights:** Identify local species by group (birds, plants, insects, etc.), Learn with real photos and iNaturalist observations, Daily quizzes and practice exercises, Personalized field guide with progress tracking, Explore species by region or specific locations, Connect with friends and share scores

**In-app purchases:** none


## Frequently asked questions

### Is TauerRush free?

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

### Is KnowKi free?

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

### Do TauerRush or KnowKi have ads?

Neither TauerRush nor KnowKi shows ads.

### Which is updated more often, TauerRush or KnowKi?

TauerRush ships an update every 4 months, and KnowKi every 4 days. Most recently, TauerRush was updated on November 9, 2026 and KnowKi on November 10, 2026.

---

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