# CND Radar vs Calipsa

The clearest difference is rating: Calipsa at 5.0 against CND Radar's 4.0. CND Radar's advantage is update cadence (every 4 days vs every 5 weeks) and iOS requirement (9.0 vs 13.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Calipsa holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

CND Radar ships an update every 4 days, Calipsa every 5 weeks. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CND Radar | Calipsa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/cnd-radar/id706086635/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calipsa/id1480554843/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 11 MB | 59 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Computer Network Defence](https://appshunter.io/developer/706086638) | [Motorola Solutions, Inc](https://appshunter.io/developer/556842600) |

## What reviewers say

### CND Radar

[App page](https://appshunter.io/ios/app/cnd-radar/id706086635)

Stay informed about new internet vulnerabilities with real-time alerts. This app provides simplified reports on security weaknesses, assessing their severity and relevance. Receive notifications for newly discovered threats and track their evolving risk levels.

**Highlights:** Real-time vulnerability reporting, Severity assessment, Threat indicator updates, User notifications, Vulnerability lifecycle tracking

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Calipsa

[App page](https://appshunter.io/ios/app/calipsa/id1480554843)

This platform uses machine learning to reduce false alarms in video monitoring. It helps detect and prevent crime by revolutionizing alarm management.

**Highlights:** Cloud-based alarm filtering, False alarm reduction, Machine learning technology, Video monitoring enhancement, Crime detection and prevention

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CND Radar free?

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

### Is Calipsa free?

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

### Which has better reviews, CND Radar or Calipsa?

Calipsa is rated higher. CND Radar averages 4.0 out of 5 from 2 ratings, while Calipsa averages 5.0 from 2 ratings.

### Do CND Radar or Calipsa have ads?

Neither CND Radar nor Calipsa shows ads.

### Which is updated more often, CND Radar or Calipsa?

CND Radar ships an update every 4 days, and Calipsa every 5 weeks. Most recently, CND Radar was updated on October 9, 2026 and Calipsa 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.*