# Cancer Tracker vs Walkio

The clearest difference is in-app purchases: Walkio at none against Cancer Tracker's 17. Walkio also leads on ratings volume (9.1K vs 2) and update cadence (monthly vs every 5 months). Cancer Tracker's advantage is ads (none vs shown) and device support (4 vs 1). On price and rating there is nothing between them.

Both are free to download. Cancer Tracker sells 17 in-app purchases, starting at $4.95 per month. Walkio asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Cancer Tracker against 4.6 for Walkio. That said, the two scores are not equally well evidenced: Walkio has 9.1K ratings behind it against 2, so its average is the more settled of the two.

Cancer Tracker ships an update every 5 months, Walkio monthly. The most recent releases landed on August 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Cancer Tracker | Walkio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/cancer-tracker/id6743565076/reviews) | **[4.6 (9.1K ratings)](https://appshunter.io/ios/app/walkio/id6747422880/reviews)** |
| Number of ratings | 2 | **9.1K** |
| Positive reviews | — | 71.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | — | **#199** |
| Size | 218 MB | 212 MB |
| Requires iOS | **15.5** | 17.0.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Digital Therapeutics](https://appshunter.io/developer/1721663167) | [广州极铂信息科技有限公司](https://appshunter.io/developer/1779048482) |

## What reviewers say

### Cancer Tracker

[App page](https://appshunter.io/ios/app/cancer-tracker/id6743565076)

This app helps individuals manage their cancer treatment by tracking symptoms, medications, and recovery progress. It provides insights into the body's response to treatment and facilitates better communication with healthcare providers. Features include medication reminders, progress charts, and secure, exportable reports.

**Highlights:** Symptom tracking with sliders and notes, Treatment and medication logging, Side effect monitoring, Progress charts and analytics, Medication and custom reminders, Nutrition and hydration tracking, Secure, exportable reports, Apple Health integration

**Features:** macOS Compatibility, Siri integration, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| steady pass | $4.95 | per month |
| easy pass | $7.99 | per 7 days |
| weather max | $9.99 | per 3 months |
| flex pass | $18.99 | per month |
| carey ai max | $19.99 | per month |
| yearly access | $19.99 | per year |
| smart pass | $19.99 | per year |
| limited discount | $19.99 | per year |
| carey ai ultra | $29.99 | per month |
| plus | $29.99 | per year |
| Premium Yearly | $34.99 | per year |
| yearly access | $39.99 | per year |
| Extended Trial | $39.99 | per year |
| 7-Day Trial | $49.99 | per year |
| store credit | $1.99 | one-time |
| carey ai credits | $8.99 | one-time |
| lifetime upgrade | $79.99 | one-time |


### Walkio

[App page](https://appshunter.io/ios/app/walkio/id6747422880)

**Currently charting:** #199 Top Free · Health & Fitness (US App Store)

This app is a lightweight and accurate pedometer that tracks your daily steps, distance, and calories burned. It provides clear insights into your walking habits with weekly and monthly statistics, and visual progress tracking. It also offers a fun equivalence feature to visualize your walking achievements.

**Highlights:** Real-time step counting, Automatic calorie and distance calculation, Weekly and monthly activity statistics, Visual progress tracking, Fun equivalence feature, Apple Health integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Cancer Tracker free?

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

### Is Walkio free?

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

### Which has better reviews, Cancer Tracker or Walkio?

Walkio is rated higher. Cancer Tracker averages 4.5 out of 5 from 2 ratings, while Walkio averages 4.6 from 9.1K ratings.

### Do Cancer Tracker or Walkio have ads?

Walkio shows ads; Cancer Tracker does not.

### Which is updated more often, Cancer Tracker or Walkio?

Cancer Tracker ships an update every 5 months, and Walkio monthly. Most recently, Cancer Tracker was updated on August 23, 2026 and Walkio on September 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.*