# Data Science & Analytics Quiz vs Upstream

The clearest difference is rating: Data Science & Analytics Quiz at 4.9 against Upstream's 3.0. Data Science & Analytics Quiz also leads on ratings volume (7 vs 1) and iOS requirement (15.0 vs 17.0). Upstream's advantage is ads (none vs shown) and update cadence (every 11 days vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Data Science & Analytics Quiz sells 3 one-off in-app purchases and Upstream sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Data Science & Analytics Quiz holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Data Science & Analytics Quiz has 7 ratings behind it against 1, so its average is the more settled of the two.

Data Science & Analytics Quiz ships an update every 4 months, Upstream every 11 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Data Science & Analytics Quiz | Upstream |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/data-science-and-analytics-quiz/id6755399452/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/upstream-data-training/id6759870186/reviews) |
| Number of ratings | **7** | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 11 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 48 MB | 15 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shameel Abid](https://appshunter.io/developer/1815213704) | [Anh Ngoc Le](https://appshunter.io/developer/1878659639) |

## What reviewers say

### Data Science & Analytics Quiz

[App page](https://appshunter.io/ios/app/data-science-and-analytics-quiz/id6755399452)

Test and enhance your knowledge in data science and analytics with AI-generated quizzes. Covers topics like statistics, machine learning, SQL, and data visualization. Features AI explanations and targeted practice sessions for improvement.

**Highlights:** AI-generated quiz questions, AI-powered answer explanations, Improve session for weak areas, Mock interview sessions, Covers statistics, ML, SQL, visualization, AI and collaborative features

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 AI Credits | $0.99 | one-time |
| 40 AI Credits | $1.99 | one-time |
| Buy VIP | $4.99 | one-time |


### 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 |


## Frequently asked questions

### Is Data Science & Analytics Quiz free?

Data Science & Analytics Quiz is free to download, with in-app purchases available.

### Is Upstream free?

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

### Which has better reviews, Data Science & Analytics Quiz or Upstream?

Data Science & Analytics Quiz is rated higher. Data Science & Analytics Quiz averages 4.9 out of 5 from 7 ratings, while Upstream averages 3.0 from 1 ratings.

### Do Data Science & Analytics Quiz or Upstream have ads?

Data Science & Analytics Quiz shows ads; Upstream does not.

### Which is updated more often, Data Science & Analytics Quiz or Upstream?

Data Science & Analytics Quiz ships an update every 4 months, and Upstream every 11 days. Most recently, Data Science & Analytics Quiz was updated on November 5, 2026 and Upstream on October 31, 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.*