# Preserver vs Dimmly

The clearest difference is in-app purchases: Preserver at none against Dimmly's 1. Dimmly's advantage is update cadence (every 4 days vs every 3 weeks). On price, review sentiment, ads and device support there is nothing between them.

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

Preserver ships an update every 3 weeks, Dimmly every 4 days. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Preserver | Dimmly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/dimmly-task-and-habit-tracker/id6761221806/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 106 MB | 10 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Preserver.me LLC](https://appshunter.io/developer/1711323195) | [Eduardo Pinillos](https://appshunter.io/developer/1883338537) |

## What reviewers say

### Preserver

[App page](https://appshunter.io/ios/app/preserver/id6443649784)

This app allows you to record observations like audio, text, images, and videos within defined activities. It automatically logs location, time, and date, creating an immutable record of your involvement. Data is stored locally and can be shared via Google Drive or exported as a ZIP archive.

**Highlights:** Record audio, text, images, and video, Automatic location, time, and date stamping, Activity-based data organization, Immutable activity artifacts, Google Drive sharing and export options, AI ChatBot integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Dimmly

[App page](https://appshunter.io/ios/app/dimmly-task-and-habit-tracker/id6761221806)

Organize your life with a task and habit tracker designed for long-term use. Build lists, set recurring tasks, and track daily progress. Seamlessly syncs across iPhone and Mac, offering a clean interface with essential features.

**Highlights:** iCloud sync across iPhone and Mac, Scoreboard for game tracking, Streaks for multi-completion tasks, Add full notes and sub-steps to tasks, CSV import & export, Daily repeating tasks, Native Mac app

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dimmly Pro | $6.99 | one-time |


## Frequently asked questions

### Is Preserver free?

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

### Is Dimmly free?

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

### Do Preserver or Dimmly have ads?

Neither Preserver nor Dimmly shows ads.

### Which is updated more often, Preserver or Dimmly?

Preserver ships an update every 3 weeks, and Dimmly every 4 days. Most recently, Preserver was updated on October 5, 2026 and Dimmly on October 8, 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.*