# CreatureVision vs Koko Signs

The clearest difference is price: Koko Signs at Free against CreatureVision's $0.99. Koko Signs also leads on review sentiment (100% vs 57%) and update cadence (monthly vs every 15 months). CreatureVision's advantage is iOS requirement (12.0 vs 17.0). On rating, ads, in-app purchases and device support there is nothing between them.

Koko Signs is free to download; CreatureVision costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for CreatureVision against 5.0 for Koko Signs. That said, the two scores are not equally well evidenced: Koko Signs has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 57% of CreatureVision's written reviews are positive against 100% of Koko Signs's.

CreatureVision ships an update every 15 months, Koko Signs monthly. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | CreatureVision | Koko Signs |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/creaturevision/id424852507/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/koko-signs/id6469710925/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | 57.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 64 MB | 44 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NiftyK](https://appshunter.io/developer/1031780903) | [The Gorilla Foundation](https://appshunter.io/developer/1688589176) |

## What reviewers say

### CreatureVision

[App page](https://appshunter.io/ios/app/creaturevision/id424852507)

Experience your surroundings through the eyes of various animals or individuals with color vision deficiencies. This app offers twenty distinct visual filters, allowing you to explore the world from unique perspectives. Adjust each effect with an easily accessible control panel.

**Highlights:** Animal vision simulation, Colorblindness simulation, Twenty creature filters, Adjustable visual effects, Hide-able control panel

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

**In-app purchases:** none


### Koko Signs

[App page](https://appshunter.io/ios/app/koko-signs/id6469710925)

Explore the groundbreaking research into interspecies communication with gorillas. This app delves into a nearly 5-decade-long study, offering insights into the lives and communication abilities of these fascinating primates.

**Highlights:** Interspecies communication study, Focus on gorillas, Project Koko details, Long-term research insights, Educational content

**In-app purchases:** none


## Frequently asked questions

### Is CreatureVision free?

CreatureVision costs $0.99, with no in-app purchases.

### Is Koko Signs free?

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

### Which has better reviews, CreatureVision or Koko Signs?

CreatureVision and Koko Signs are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.

### Do CreatureVision or Koko Signs have ads?

Neither CreatureVision nor Koko Signs shows ads.

### Which is updated more often, CreatureVision or Koko Signs?

CreatureVision ships an update every 15 months, and Koko Signs monthly. Most recently, CreatureVision was updated on October 6, 2026 and Koko Signs on October 16, 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.*