# Impress Clinics vs Aligner Wear Timer

The clearest difference is in-app purchases: Impress Clinics at none against Aligner Wear Timer's 3. Aligner Wear Timer's advantage is update cadence (monthly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aligner Wear Timer sells 3 in-app purchases, starting at $4.99 per month. Impress Clinics asks for nothing beyond the download.

Impress Clinics ships an update every 2 months, Aligner Wear Timer monthly. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Impress Clinics | Aligner Wear Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/aligner-wear-timer-tray/id6765633330/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 66 MB | 6 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | +12 |
| Developer | [Smile2Impress SL](https://appshunter.io/developer/1549666199) | [Karol Jaworski](https://appshunter.io/developer/1799974477) |

## What reviewers say

### Impress Clinics

[App page](https://appshunter.io/ios/app/impress-clinics/id6748641893)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aligner Wear Timer

[App page](https://appshunter.io/ios/app/aligner-wear-timer-tray/id6765633330)

This app helps clear aligner and retainer patients track their daily wear time accurately. It features a simple two-tap timer, removal alerts, and a tray change schedule. Premium features include progress photos and advanced tracking tools.

**Highlights:** Two-tap wear timer, Real-time daily wear total, Removal logging, Removal alerts, Tray change countdown, Progress photo saving

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tray Pro Monthly | $4.99 | per month |
| Tray Pro Yearly | $39.99 | per year |
| Tray Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is Impress Clinics free?

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

### Is Aligner Wear Timer free?

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

### Do Impress Clinics or Aligner Wear Timer have ads?

Neither Impress Clinics nor Aligner Wear Timer shows ads.

### Which is updated more often, Impress Clinics or Aligner Wear Timer?

Impress Clinics ships an update every 2 months, and Aligner Wear Timer monthly. Most recently, Impress Clinics was updated on October 14, 2026 and Aligner Wear Timer on October 25, 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.*