# Dr.Clear Aligner vs Chemo Smart Tracker

The clearest difference is in-app purchases: Dr.Clear Aligner at none against Chemo Smart Tracker's 2. Dr.Clear Aligner also leads on device support (3 vs 1) and iOS requirement (9.0 vs 17.0). Chemo Smart Tracker's advantage is update cadence (weekly vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. Chemo Smart Tracker sells 2 in-app purchases, starting at $9.99 per month. Dr.Clear Aligner asks for nothing beyond the download.

Dr.Clear Aligner ships an update every 3 weeks, Chemo Smart Tracker weekly. The most recent releases landed on September 23, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Dr.Clear Aligner | Chemo Smart Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chemo-smart-tracker/id6760539068/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 73 MB | 23 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Clear Medical Technology Co. Ltd](https://appshunter.io/developer/1447603334) | [Touch Grass AB](https://appshunter.io/developer/1884858698) |

## What reviewers say

### Dr.Clear Aligner

[App page](https://appshunter.io/ios/app/drclear-aligner/id1544211178)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chemo Smart Tracker

[App page](https://appshunter.io/ios/app/chemo-smart-tracker/id6760539068)

This app helps cancer patients and caregivers manage treatment by tracking cycles, logging symptoms, and organizing medications. It offers AI-powered insights into side effects and provides a calm, user-friendly interface for navigating chemo life.

**Highlights:** Track treatment cycles, Log daily symptoms, Manage medications, AI-powered insights, Guided exercises, Drug catalog with info

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chemo Smart Pro Monthly | $9.99 | per month |
| Chemo Smart Pro Yearly | $89.00 | per year |


## Frequently asked questions

### Is Dr.Clear Aligner free?

Dr.Clear Aligner is free to download, with no in-app purchases.

### Is Chemo Smart Tracker free?

Chemo Smart Tracker is free to download, with in-app purchases available.

### Do Dr.Clear Aligner or Chemo Smart Tracker have ads?

Neither Dr.Clear Aligner nor Chemo Smart Tracker shows ads.

### Which is updated more often, Dr.Clear Aligner or Chemo Smart Tracker?

Dr.Clear Aligner ships an update every 3 weeks, and Chemo Smart Tracker weekly. Most recently, Dr.Clear Aligner was updated on September 23, 2026 and Chemo Smart Tracker on September 28, 2026.

---

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