# CSIA vs IS KeyFinder

The clearest difference is iOS requirement: IS KeyFinder at 12.4 against CSIA's 14.0. On price, update cadence, 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.

CSIA ships an update every 4 months, IS KeyFinder every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | CSIA | IS KeyFinder |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 37 MB | 1 MB |
| Requires iOS | 14.0 | **12.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Chimney Safety Institute of America](https://appshunter.io/developer/1478917352) | [INDYSOFT, INC.](https://appshunter.io/developer/1447693006) |

## What reviewers say

### CSIA

[App page](https://appshunter.io/ios/app/csia/id1478917353)

**Features:** macOS Compatibility

**In-app purchases:** none


### IS KeyFinder

[App page](https://appshunter.io/ios/app/is-keyfinder/id1479550181)

This app pairs with a physical tracker to help you locate misplaced items. It can map the last known location, trigger an audible alert on the tracker, and notify you if you leave the tracker behind. It also functions as a remote camera shutter.

**Highlights:** Map last known location, Audible alert for tracker, Out of range alerts, Find phone with tracker, Remote camera shutter

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CSIA free?

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

### Is IS KeyFinder free?

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

### Do CSIA or IS KeyFinder have ads?

Neither CSIA nor IS KeyFinder shows ads.

### Which is updated more often, CSIA or IS KeyFinder?

CSIA ships an update every 4 months, and IS KeyFinder every 2 months. Most recently, CSIA was updated on November 3, 2026 and IS KeyFinder on November 3, 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.*