# Catalyst vs Igloo

The clearest difference is update cadence: Igloo at every 2 days against Catalyst's fortnightly. Catalyst's advantage is iOS requirement (15.1 vs 26.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Catalyst sells 2 in-app purchases, starting at $14.99 per 7 days and Igloo sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Catalyst ships an update fortnightly, Igloo every 2 days. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Catalyst | Igloo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/catalyst-commit-and-achieve/id6762204965/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Subscription | — |
| Size | 97 MB | 49 MB |
| Requires iOS | **15.1** | 26.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [BlackShift LLC](https://appshunter.io/developer/1893358026) | [MATTHEW HENRY FOSTER](https://appshunter.io/developer/6780989766) |

## What reviewers say

### Catalyst

[App page](https://appshunter.io/ios/app/catalyst-commit-and-achieve/id6762204965)

This app uses financial consequences to help users achieve their goals. Users commit money to a 30-day cycle, earning it back with a bonus for completion or losing it if they fail. Mastermind groups provide social accountability.

**Highlights:** Financial commitment for goals, Daily reflection tracking, 30-day goal cycles, Mastermind accountability groups, Consequence-based motivation, Goal progress feed

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Catalyst Weekly | $14.99 | per 7 days |
| Catalyst | $49.99 | per month |


### Igloo

[App page](https://appshunter.io/ios/app/igloo-screen-time-focus/id6789995176)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Igloo Premium Weekly | $2.99 | per 7 days |
| Igloo Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is Catalyst free?

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

### Is Igloo free?

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

### Do Catalyst or Igloo have ads?

Neither Catalyst nor Igloo shows ads.

### Which is updated more often, Catalyst or Igloo?

Catalyst ships an update fortnightly, and Igloo every 2 days. Most recently, Catalyst was updated on October 21, 2026 and Igloo on October 25, 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.*