# CalFi vs FireHydrant

The clearest difference is update cadence: CalFi at every 5 days against FireHydrant's every 3 weeks. CalFi also leads on iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

CalFi ships an update every 5 days, FireHydrant every 3 weeks. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | CalFi | FireHydrant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (8 ratings)](https://appshunter.io/ios/app/firehydrant/id6473452572/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | — | Free |
| Size | 30 MB | 98 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Vishwanath Reddy](https://appshunter.io/developer/1387266359) | [FireHydrant](https://appshunter.io/developer/1718970083) |

## What reviewers say

### CalFi

[App page](https://appshunter.io/ios/app/calfi/id6468230050)

**Features:** macOS Compatibility

**In-app purchases:** none


### FireHydrant

[App page](https://appshunter.io/ios/app/firehydrant/id6473452572)

This platform streamlines incident response for teams, enabling faster resolution and learning. It provides automated runbooks, scribe tools, and analytics to improve products and processes.

**Highlights:** Incident notification with push alerts, Automated incident assembly, Step-by-step automated runbooks, Built-in scribe tools, Guided retro templates, Customizable analytics, Jira ticket assignment

**In-app purchases:** none


## Frequently asked questions

### Is CalFi free?

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

### Is FireHydrant free?

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

### Do CalFi or FireHydrant have ads?

Neither CalFi nor FireHydrant shows ads.

### Which is updated more often, CalFi or FireHydrant?

CalFi ships an update every 5 days, and FireHydrant every 3 weeks. Most recently, CalFi was updated on September 21, 2026 and FireHydrant on September 19, 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.*