# Calipsa vs StandbyCalc

The clearest difference is in-app purchases: Calipsa at none against StandbyCalc's 1. Calipsa also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. StandbyCalc sells 1 one-off in-app purchase. Calipsa asks for nothing beyond the download.

Calipsa ships an update every 5 weeks, StandbyCalc every 4 months. The most recent releases landed on June 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Calipsa | StandbyCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calipsa/id1480554843/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 59 MB | 4 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Motorola Solutions, Inc](https://appshunter.io/developer/556842600) | [D4N LTD](https://appshunter.io/developer/1212131887) |

## What reviewers say

### 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


### StandbyCalc

[App page](https://appshunter.io/ios/app/standbycalc/id6761339878)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StandbyCalc Pro | $9.99 | one-time |


## Frequently asked questions

### Is Calipsa free?

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

### Is StandbyCalc free?

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

### Do Calipsa or StandbyCalc have ads?

StandbyCalc shows ads; Calipsa does not.

### Which is updated more often, Calipsa or StandbyCalc?

Calipsa ships an update every 5 weeks, and StandbyCalc every 4 months. Most recently, Calipsa was updated on June 9, 2026 and StandbyCalc 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.*