# Kalay+ vs Scratchy Us

The clearest difference is in-app purchases: Scratchy Us at none against Kalay+'s 10. Scratchy Us also leads on ads (none vs shown) and update cadence (every 2 days vs monthly). Kalay+'s advantage is iOS requirement (12.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Kalay+ sells 10 one-off in-app purchases. Scratchy Us asks for nothing beyond the download.

Kalay+ ships an update monthly, Scratchy Us every 2 days. The most recent releases landed on June 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Kalay+ | Scratchy Us |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (21 ratings)](https://appshunter.io/ios/app/kalay-plus/id1204144198/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 3.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 88 MB | 96 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ThroughTek Technology (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1135343640) | [JinHyun Do](https://appshunter.io/developer/6799561058) |

## What reviewers say

### Kalay+

[App page](https://appshunter.io/ios/app/kalay-plus/id1204144198)

Monitor your smart home devices with live video feeds, voice intercom, and local recording. Review past footage, share access with others, and receive timely alerts for important events. Start your smart life with comprehensive home security and monitoring.

**Highlights:** Live video monitoring, Voice intercom, Local video recording, Cloud and SD card storage, Device sharing, Mobile alerts

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7 days Cloud Playback /Month | $1.99 | one-time |
| 7天循环录像单月套餐 | $1.99 | one-time |
| 30 days Cloud Recording /Month | $3.99 | one-time |
| 30 days Cloud Playback /Month | $4.99 | one-time |
| 30天循环录像单月套餐 | $4.99 | one-time |
| 7天循环录像半年套餐 | $8.99 | one-time |
| 7 days Cloud Playback /Year | $17.99 | one-time |
| 30天循环录像半年套餐 | $21.99 | one-time |
| 30 days Cloud Recording /Year | $44.99 | one-time |
| 30 days Cloud Playback /Year | $47.99 | one-time |


### Scratchy Us

[App page](https://appshunter.io/ios/app/scratchy-us/id6803112344)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kalay+ free?

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

### Is Scratchy Us free?

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

### Do Kalay+ or Scratchy Us have ads?

Kalay+ shows ads; Scratchy Us does not.

### Which is updated more often, Kalay+ or Scratchy Us?

Kalay+ ships an update monthly, and Scratchy Us every 2 days. Most recently, Kalay+ was updated on June 11, 2026 and Scratchy Us on September 9, 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.*