# Kalley's Machine Plus Cats vs Exploris

The clearest difference is update cadence: Exploris at every 9 days against Kalley's Machine Plus Cats's every 5 weeks. Kalley's Machine Plus Cats's advantage is iOS requirement (11.0 vs 15.0). 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.

Kalley's Machine Plus Cats ships an update every 5 weeks, Exploris every 9 days. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Kalley's Machine Plus Cats | Exploris |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (37 ratings)](https://appshunter.io/ios/app/kalleys-machine-plus-cats/id905722643/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 92.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | Paid | — |
| Size | 35 MB | 7 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RocketWagon, LLC](https://appshunter.io/developer/905722646) | [Alvaro Martin Herrero](https://appshunter.io/developer/1866825130) |

## What reviewers say

### Kalley's Machine Plus Cats

[App page](https://appshunter.io/ios/app/kalleys-machine-plus-cats/id905722643)

An interactive storybook where a child's imaginative drawing of a machine comes to life. Explore playful interactions, help the machine perform various actions, and engage with whimsical cats. Features include read-to-me and touch-to-read options for young readers.

**Highlights:** Interactive machine play, Smash, inflate, shrink, and mold objects, Interact with cats, Read-to-me narration, Touch-to-read word highlighting, Child-friendly controls

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Highly engaging and fun
- 🎨 Creative and imaginative
- 📚 Great for reading skills
- 👨‍👩‍👧‍👦 Family-friendly entertainment
- 💡 Educational value (science, cause/effect)

**What reviewers complain about**

- 👎 Limited content/replayability
- 🤏 Frustrating swipe gestures
- 💰 Perceived as not worth the price

**Reported bugs**

- Cannot get past the first page
- No sound at all
- Navigation issues on older devices

**Requested features**

- Disable swipe feature
- More interactive elements on the last page
- More content/sequels/series
- More interaction with cats
- More interactive elements in general


### Exploris

[App page](https://appshunter.io/ios/app/exploris/id6761885830)

**In-app purchases:** none


## Frequently asked questions

### Is Kalley's Machine Plus Cats free?

Kalley's Machine Plus Cats is free to download, with no in-app purchases.

### Is Exploris free?

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

### Do Kalley's Machine Plus Cats or Exploris have ads?

Neither Kalley's Machine Plus Cats nor Exploris shows ads.

### Which is updated more often, Kalley's Machine Plus Cats or Exploris?

Kalley's Machine Plus Cats ships an update every 5 weeks, and Exploris every 9 days. Most recently, Kalley's Machine Plus Cats was updated on September 18, 2026 and Exploris on September 10, 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.*