# CTC vs ASCO Meetings

The clearest difference is price: ASCO Meetings at Free against CTC's $3.99. ASCO Meetings also leads on in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 2 months). On ads, device support and iOS requirement there is nothing between them.

ASCO Meetings is free to download; CTC costs $3.99 up front. CTC sells 1 one-off in-app purchase. ASCO Meetings asks for nothing beyond the download.

CTC ships an update every 2 months, ASCO Meetings every 3 weeks. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CTC | ASCO Meetings |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[3.8 (19 ratings)](https://appshunter.io/ios/app/asco-meetings/id6473720764/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 83 MB |
| Requires iOS | 17.6 | **16** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Arpacore B.V.](https://appshunter.io/developer/1441928570) | [American Society of Clinical Oncology](https://appshunter.io/developer/1513043539) |

## What reviewers say

### CTC

[App page](https://appshunter.io/ios/app/ctc-ae-plus/id349258523)

This medical reference app provides quick access to standardized adverse event criteria and grading scales for oncology research. It allows for efficient logging, tracking, and reporting of patient events, including performance scores and custom entries. Data is kept strictly on-device for privacy and compliance.

**Highlights:** CTCAE v4 and v5 reference, Performance score integration (Karnofsky, ECOG, Lansky), Advanced adverse event logger, Custom event creation, CSV data import/export, On-device data storage

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adverse Event Logger | $3.99 | one-time |


### ASCO Meetings

[App page](https://appshunter.io/ios/app/asco-meetings/id6473720764)

Access conference schedules, presentations, speaker details, abstracts, and videos. Create a personalized agenda to manage your conference experience.

**Highlights:** View conference schedule, Access presentations and abstracts, Browse speaker details, Watch videos and view posters, Create a personal agenda

**In-app purchases:** none


## Frequently asked questions

### Is CTC free?

CTC costs $3.99, and also offers in-app purchases.

### Is ASCO Meetings free?

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

### Do CTC or ASCO Meetings have ads?

Neither CTC nor ASCO Meetings shows ads.

### Which is updated more often, CTC or ASCO Meetings?

CTC ships an update every 2 months, and ASCO Meetings every 3 weeks. Most recently, CTC was updated on November 1, 2026 and ASCO Meetings on October 24, 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.*