# Smilo vs Studio One

The clearest difference is in-app purchases: Studio One at none against Smilo's 6. Studio One also leads on update cadence (every 9 days vs every 3 weeks) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Smilo sells 6 in-app purchases, starting at $4.99 per 7 days. Studio One asks for nothing beyond the download.

Smilo ships an update every 3 weeks, Studio One every 9 days. The most recent releases landed on October 22, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Smilo | Studio One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (46 ratings)](https://appshunter.io/ios/app/smilo-aligner-tracker-and-timer/id6761348584/reviews)** | — |
| Number of ratings | **46** | — |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Freemium | — |
| Size | 31 MB | 64 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Nabeel Akhtar Tak](https://appshunter.io/developer/1832775708) | [Codefish SAL](https://appshunter.io/developer/1106508165) |

## What reviewers say

### Smilo

[App page](https://appshunter.io/ios/app/smilo-aligner-tracker-and-timer/id6761348584)

Effortlessly track your clear aligner wear time, manage trays, and monitor your smile's progress. This app offers a guided camera for consistent progress photos and smart reminders tailored to your treatment.

**Highlights:** Wear time tracking with progress ring, Tray management and switch reminders, Guided camera for progress photos, Smart, context-aware reminders, Compliance calendar with streak counter, Home screen widgets for glanceable info, Tray care logging

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smilo Pro Weekly | $4.99 | per 7 days |
| Smilo Pro Monthly | $7.99 | per month |
| Smilo Premium Weekly | $9.99 | per 7 days |
| Smilo Premium Monthly | $19.99 | per month |
| Smilo Pro Yearly | $49.99 | per year |
| Smilo Premium Yearly | $99.99 | per year |


### Studio One

[App page](https://appshunter.io/ios/app/studio-one/id6804689240)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smilo free?

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

### Is Studio One free?

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

### Do Smilo or Studio One have ads?

Neither Smilo nor Studio One shows ads.

### Which is updated more often, Smilo or Studio One?

Smilo ships an update every 3 weeks, and Studio One every 9 days. Most recently, Smilo was updated on October 22, 2026 and Studio One on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*