# Upstream vs Certified Health Data Analyst

The clearest difference is update cadence: Upstream at every 11 days against Certified Health Data Analyst's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Upstream sells 10 one-off in-app purchases and Certified Health Data Analyst sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Upstream ships an update every 11 days, Certified Health Data Analyst monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Upstream | Certified Health Data Analyst |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/upstream-data-training/id6759870186/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | Free | — |
| Size | 15 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anh Ngoc Le](https://appshunter.io/developer/1878659639) | [DMP ENTERPRISE LLC](https://appshunter.io/developer/1808322033) |

## What reviewers say

### Upstream

[App page](https://appshunter.io/ios/app/upstream-data-training/id6759870186)

This app is a training tool for data analysts, focusing on critical thinking and asking the right questions before diving into data. It presents realistic workplace scenarios to challenge your analytical instincts and improve your decision-making skills in data-related tasks.

**Highlights:** Interactive workplace scenarios, Critical thinking challenges, Skill assessment and ranking, Progressive case unlocking, Stakeholder management training, Metric design practice

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sharper Thinking | $9.99 | one-time |
| Advanced Question Frameworks | $9.99 | one-time |
| Stakeholder Communication | $12.99 | one-time |
| Healthcare Analytics | $12.99 | one-time |
| SaaS Metrics Mastery | $12.99 | one-time |
| Financial Services Analytics | $12.99 | one-time |
| E-commerce Analytics | $12.99 | one-time |
| ML Reality Checks | $12.99 | one-time |
| Mastering Metric Traps | $14.99 | one-time |
| Analyst Interview Prep | $19.99 | one-time |


### Certified Health Data Analyst

[App page](https://appshunter.io/ios/app/certified-health-data-analyst/id6776460451)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CHDA Premium (Monthly) | $2.99 | per month |


## Frequently asked questions

### Is Upstream free?

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

### Is Certified Health Data Analyst free?

Certified Health Data Analyst is free to download, with in-app purchases available.

### Do Upstream or Certified Health Data Analyst have ads?

Neither Upstream nor Certified Health Data Analyst shows ads.

### Which is updated more often, Upstream or Certified Health Data Analyst?

Upstream ships an update every 11 days, and Certified Health Data Analyst monthly. Most recently, Upstream was updated on October 31, 2026 and Certified Health Data Analyst on October 31, 2026.

---

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