# Perimeter Mobile vs Cairegiver

The clearest difference is review sentiment: Cairegiver at 100% against Perimeter Mobile's 0%. Cairegiver also leads on rating (5.0 vs 3.7) and update cadence (every 2 weeks vs every 2 months). Perimeter Mobile's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On price, ratings volume and ads there is nothing between them.

Both are free to download. Cairegiver sells 1 in-app purchase, starting at $29.99 per month. Perimeter Mobile asks for nothing beyond the download.

Cairegiver holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews point the same way: 0% of Perimeter Mobile's written reviews are positive against 100% of Cairegiver's.

Perimeter Mobile ships an update every 2 months, Cairegiver every 2 weeks. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Perimeter Mobile | Cairegiver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/perimeter-mobile/id1562227654/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/cairegiver/id6742536784/reviews)** |
| Number of ratings | 3 | **7** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 80 MB | 24 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Perimeter, Inc.](https://appshunter.io/developer/6780993903) | [David Saitta](https://appshunter.io/developer/1798896837) |

## What reviewers say

### Perimeter Mobile

[App page](https://appshunter.io/ios/app/perimeter-mobile/id1562227654)

This private software tool is licensed by government Public Safety agencies for internal use by authorized personnel. It is not available to the general public and does not provide access to government information or services.

**Highlights:** Internal use for Public Safety agencies, Restricted access for authorized personnel, Private software tool, Not for public use, Contact sales for department inquiries

**In-app purchases:** none


### Cairegiver

[App page](https://appshunter.io/ios/app/cairegiver/id6742536784)

This app uses Apple HomePod and HomeKit compatible motion sensors to monitor activity, ensuring loved ones can age in place safely. Receive iPhone notifications if activity levels fall below a set threshold, promoting independent living with peace of mind.

**Highlights:** Home activity monitoring, HomeKit sensor integration, Customizable activity thresholds, iPhone notifications, Elderly care support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cairgiver Monthly Subscription | $29.99 | per month |


## Frequently asked questions

### Is Perimeter Mobile free?

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

### Is Cairegiver free?

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

### Which has better reviews, Perimeter Mobile or Cairegiver?

Cairegiver is rated higher. Perimeter Mobile averages 3.7 out of 5 from 3 ratings, while Cairegiver averages 5.0 from 7 ratings.

### Do Perimeter Mobile or Cairegiver have ads?

Neither Perimeter Mobile nor Cairegiver shows ads.

### Which is updated more often, Perimeter Mobile or Cairegiver?

Perimeter Mobile ships an update every 2 months, and Cairegiver every 2 weeks. Most recently, Perimeter Mobile was updated on October 8, 2026 and Cairegiver on October 15, 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.*