# iOptima vs TrayMinder

The clearest difference is rating: TrayMinder at 4.7 against iOptima's 3.4. TrayMinder also leads on update cadence (daily vs every 5 months) and ratings volume (5.2K vs 8). iOptima's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, review sentiment and device support there is nothing between them.

Both are free to download. TrayMinder sells 5 in-app purchases, starting at $4.99 per month. iOptima asks for nothing beyond the download.

TrayMinder holds the better App Store score, 4.7 against 3.4. That said, the two scores are not equally well evidenced: TrayMinder has 5.2K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 60% of iOptima's written reviews are positive against 65% of TrayMinder's.

iOptima ships an update every 5 months, TrayMinder daily. The most recent releases landed on August 12, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | iOptima | TrayMinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (8 ratings)](https://appshunter.io/ios/app/ioptima/id870426158/reviews) | **[4.7 (5.2K ratings)](https://appshunter.io/ios/app/trayminder-aligner-timer/id1320684802/reviews)** |
| Number of ratings | 8 | **5.2K** |
| Positive reviews | 60.0% of reviews | **64.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#90** |
| Size | 219 MB | 174 MB |
| Requires iOS | **12.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 17+ | 17+ |
| Developer | [Bien-Air Dental SA](https://appshunter.io/developer/496222443) | [TrayMinder LLC](https://appshunter.io/developer/1317535909) |

## What reviewers say

### iOptima

[App page](https://appshunter.io/ios/app/ioptima/id870426158)

Enhance dental procedures with advanced technology. This application integrates with dental units to offer customizable settings for restorative, endodontic, oral surgery, and scaling tasks. It provides pre-programmed sequences and troubleshooting guides for efficient and safe practice.

**Highlights:** Seamlessly adds latest technology to dental units, Customizable settings for speed, torque, and direction, Pre-programmed sequences for endodontics and implantology, Supports restorative, endodontics, oral surgery, and scaling, Integrated troubleshooting guides, Ergonomic iPod touch and iPad mini interface

**In-app purchases:** none


### TrayMinder

[App page](https://appshunter.io/ios/app/trayminder-aligner-timer/id1320684802)

**Currently charting:** #90 Top Grossing · Medical (US App Store)

This app helps users stay on track with their clear aligner treatments. It provides tools for tracking wear time, setting reminders, and documenting progress with photos and notes. Advanced features are available through an optional subscription.

**Highlights:** Aligner wear time tracking, Smart reminders for tray insertion, Aligner change notifications, Progress photo documentation (Teethie), Calendar for appointments and notes, Wear data sharing with orthodontist

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrayMinder+ | $4.99 | per month |
| TrayMinder+ | $39.99 | per year |
| (Legacy) Remove Ads | $1.99 | one-time |
| (Legacy) Apple Watch Support | $1.99 | one-time |
| TrayMinder+ (Lifetime) | $69.99 | one-time |

**What reviewers like**

- 👍 Well-designed and packed with features
- 🚀 Excellent tracking and reminders
- 📊 Helpful statistics and progress tracking
- 🔍 Detailed and customizable
- 🤖 Seamless Apple Watch integration

**What reviewers complain about**

- 🐛 Syncing and connectivity issues
- 🔋 Battery drain
- 🔒 Concerns about in-app purchases and subscriptions
- 🔍 Confusing or unintuitive UI elements

**Reported bugs**

- Photos not saving or uploading correctly
- Timer issues and inaccurate tracking
- Notification problems and duplicate reminders

**Requested features**

- Time zone adjustment for travelers
- Parental controls or multi-user support
- Countdown widget for home screen
- Customizable color themes
- Chewie reminder feature


## Frequently asked questions

### Is iOptima free?

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

### Is TrayMinder free?

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

### Which has better reviews, iOptima or TrayMinder?

TrayMinder is rated higher. iOptima averages 3.4 out of 5 from 8 ratings, while TrayMinder averages 4.7 from 5.2K ratings.

### Do iOptima or TrayMinder have ads?

TrayMinder shows ads; iOptima does not.

### Which is updated more often, iOptima or TrayMinder?

iOptima ships an update every 5 months, and TrayMinder daily. Most recently, iOptima was updated on August 12, 2026 and TrayMinder on October 2, 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.*