# Routine Builder vs Erre

The clearest difference is in-app purchases: Erre at none against Routine Builder's 3. Erre also leads on update cadence (every 4 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Routine Builder sells 3 in-app purchases, starting at $4.99 per 7 days. Erre asks for nothing beyond the download.

Routine Builder ships an update monthly, Erre every 4 days. The most recent releases landed on October 28, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Routine Builder | Erre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/erre-to-do-list/id6807883373/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Free |
| Size | 8 MB | 2 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Phuc Pham](https://appshunter.io/developer/1893081423) | [KYLE SHERIDAN](https://appshunter.io/developer/6807883375) |

## What reviewers say

### Routine Builder

[App page](https://appshunter.io/ios/app/routine-builder-daily-planner/id6767797036)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Annual Premium | $24.99 | per year |
| Lifetime Premium | $49.99 | one-time |


### Erre

[App page](https://appshunter.io/ios/app/erre-to-do-list/id6807883373)

Organize your tasks by project rather than by due date. This app keeps all your to-dos within their respective projects, making them easy to manage and navigate on a single screen. Archive completed projects and customize the look with accent colors and densities.

**Highlights:** Organize tasks by project, Drag and drop reordering, Swipe to delete tasks, Project status labels, Project archiving, Customizable accent colors and density

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Routine Builder free?

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

### Is Erre free?

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

### Do Routine Builder or Erre have ads?

Neither Routine Builder nor Erre shows ads.

### Which is updated more often, Routine Builder or Erre?

Routine Builder ships an update monthly, and Erre every 4 days. Most recently, Routine Builder was updated on October 28, 2026 and Erre on October 21, 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.*