# Aligner vs Smilo

The clearest difference is rating: Smilo at 4.3 against Aligner's 4.1. Aligner's advantage is iOS requirement (15.1 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Aligner sells 7 in-app purchases, starting at $2.99 per month and Smilo sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Smilo holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 16 and 6 respectively.

Aligner ships an update fortnightly, Smilo every 2 weeks. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Aligner | Smilo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (16 ratings)](https://appshunter.io/ios/app/aligner-trackmyaligners/id6755816888/reviews) | **[4.3 (6 ratings)](https://appshunter.io/ios/app/smilo-aligner-tracker/id6780897761/reviews)** |
| Number of ratings | **16** | 6 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 64 MB | 13 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ugur Yuce](https://appshunter.io/developer/1847145521) | [Black Boxx LLC](https://appshunter.io/developer/1895658473) |

## What reviewers say

### Aligner

[App page](https://appshunter.io/ios/app/aligner-trackmyaligners/id6755816888)

This app helps users maintain consistency with clear aligner treatments by tracking wear time, progress photos, and providing smart insights. It offers local data storage for privacy and helps build healthy habits throughout the treatment journey.

**Highlights:** Daily wear-time tracking, Progress photo logging, Aligner and days worn tracking, Custom reminders, Streak tracking, Advanced insights and trend analysis (Premium)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Premium – Monthly | $4.99 | per month |
| Premium – 3 Months | $12.99 | per 3 months |
| Semi-Annually Subscription | $14.99 | per 6 months |
| Premium – Semi-Annual | $17.99 | per 6 months |
| Premium Lifetime | $29.99 | one-time |
| Lifetime Premium | $29.99 | one-time |


### Smilo

[App page](https://appshunter.io/ios/app/smilo-aligner-tracker/id6780897761)

This app helps you stay on track with your clear aligner or retainer treatment. It gamifies compliance with features like wear time tracking, tray change reminders, and progress photos to keep you motivated towards your smile goals.

**Highlights:** Aligner wear time tracking, Tray change reminders, Projected treatment completion date, Daily compliance score, Progress photo timeline, Guided brush timer, Whitening session scheduler

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smilo Pro Monthly | $9.99 | per month |
| Smilo Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is Aligner free?

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

### Is Smilo free?

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

### Which has better reviews, Aligner or Smilo?

Smilo is rated higher. Aligner averages 4.1 out of 5 from 16 ratings, while Smilo averages 4.3 from 6 ratings.

### Do Aligner or Smilo have ads?

Neither Aligner nor Smilo shows ads.

### Which is updated more often, Aligner or Smilo?

Aligner ships an update fortnightly, and Smilo every 2 weeks. Most recently, Aligner was updated on October 15, 2026 and Smilo on October 16, 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.*