# Daylio Journal vs Aligner Smile Tracker

The clearest difference is review sentiment: Daylio Journal at 91% against Aligner Smile Tracker's 44%. Daylio Journal also leads on rating (4.8 vs 3.0) and ratings volume (62K vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Daylio Journal sells 7 in-app purchases, starting at $4.99 per month and Aligner Smile Tracker sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Daylio Journal holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Daylio Journal has 62K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 91% of Daylio Journal's written reviews are positive against 44% of Aligner Smile Tracker's.

Daylio Journal ships an update weekly, Aligner Smile Tracker every 6 weeks. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Daylio Journal | Aligner Smile Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (62K ratings)](https://appshunter.io/ios/app/daylio-journal-mood-tracker/id1194023242/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/aligner-smile-tracker/id1535341862/reviews) |
| Number of ratings | **62K** | 2 |
| Positive reviews | **91.3% of reviews** | 43.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | **#179** | — |
| Size | 250 MB | 74 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Relaxio s.r.o.](https://appshunter.io/developer/1194023241) | [Pocket Pixels LTD](https://appshunter.io/developer/479858885) |

## What reviewers say

### Daylio Journal

[App page](https://appshunter.io/ios/app/daylio-journal-mood-tracker/id1194023242)

**Currently charting:** #179 Top Grossing · Lifestyle (US App Store)

This app helps you track your moods and activities to improve self-care and mental well-being. It offers a simple way to journal, set goals, and understand your habits through insightful statistics, all while prioritizing your privacy.

**Highlights:** Mood tracking with customizable icons, Activity logging, Goal setting and habit building, Detailed statistics and charts, Private journaling without typing, Data backup and export options, PIN lock for privacy

**Features:** Family Sharing, Apple Watch app, iMessage stickers, Vision Pro support, iPhone Duo support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Daylio Premium | $4.99 | per month |
| Daylio Premium | $4.99 | per month |
| Daylio Premium | $17.99 | per year |
| Daylio Premium | $17.99 | per year |
| Daylio Premium | $23.99 | per year |
| Daylio Premium | $35.99 | per year |
| PREMIUM | $59.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Customizable moods and activities
- 📊 Helpful statistics and analytics
- 🗓️ Consistent daily logging
- 💡 Motivating goal-setting features

**What reviewers complain about**

- 🔒 Backup feature locked behind premium
- 🔍 Limited mood/activity options in free version
- 📱 No Apple Watch app
- 🧠 Difficulty tracking mood changes throughout the day

**Reported bugs**

- Occasional app freezing and notification issues
- Difficulty restoring data after device change

**Requested features**

- Add ability to log voice recordings
- Implement color-coding for activity groups
- Allow syncing across multiple devices
- Provide more detailed mood/emotion tracking options
- Add option to schedule future activities


### Aligner Smile Tracker

[App page](https://appshunter.io/ios/app/aligner-smile-tracker/id1535341862)

This app helps users stay consistent with their orthodontic aligner treatment. It tracks wear time, monitors progress with photos, and sends helpful reminders to ensure users achieve their desired smile.

**Highlights:** Track aligner wear time, Monitor progress photos, Set wear time reminders, Receive aligner change notifications, Create smile transformation videos, Log daily aligner usage

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Adverts | $1.99 | one-time |
| 3 Credits | $2.99 | one-time |
| 10 Credits | $8.99 | one-time |
| 25 Credits | $19.99 | one-time |
| Smile Tracker Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Daylio Journal free?

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

### Is Aligner Smile Tracker free?

Aligner Smile Tracker is free to download, with in-app purchases available.

### Which has better reviews, Daylio Journal or Aligner Smile Tracker?

Daylio Journal is rated higher. Daylio Journal averages 4.8 out of 5 from 62K ratings, while Aligner Smile Tracker averages 3.0 from 2 ratings.

### Do Daylio Journal or Aligner Smile Tracker have ads?

Neither Daylio Journal nor Aligner Smile Tracker shows ads.

### Which is updated more often, Daylio Journal or Aligner Smile Tracker?

Daylio Journal ships an update weekly, and Aligner Smile Tracker every 6 weeks. Most recently, Daylio Journal was updated on November 1, 2026 and Aligner Smile Tracker on October 29, 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.*