Biostats Buddy vs IntroStat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Biostats Buddy
This app assists with common biostatistics calculations, offering formulas and variable descriptions to aid understanding and retention. It simplifies the process of entering data and finding results for various statistical procedures.
- Biostatistics procedure calculations
- Includes formulas
- Variable descriptions for retention
- User-friendly data entry
- Z-scores
- One sample z tests
- One sample t tests
- Two related sample t tests
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Use Biostats Buddy to help in the calculation of common procedures used in biostatistics. Formulas and variable descriptions are included to assist with the process of calculations and to aid in retention of material. Biostats Buddy can be used to calculate: Z-scores One sample z tests One sample t tests Two related sample t tests User-friendly design makes it easy to enter calculation components and find results!
IntroStat
This app serves as a comprehensive statistics calculator and learning tool for introductory statistics courses. It offers a wide range of calculation features, data visualization, and an integrated textbook with formulas and examples.
- Summary statistics calculation
- Data visualization (boxplots, histograms)
- Probability calculations
- Hypothesis testing
- Confidence intervals
- Integrated statistics textbook
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IntroStat is a probability and statistics calculator. It is the perfect learning tool for an introductory statistics course. Use it to perform any of your statistics calculation needs. IntroStat also includes a statistics textbook complete with formulas, exercise problems, examples, and more. FREE IN THE CALCULATOR: • Enter & Save Datasets • Generate Summary Statistics • Calculate z-Scores • Draw Boxplots & Histograms • Visualize Key Concepts like The Empirical Formula • Plot Discrete and Continuous Random Variables • Perform Probability Calculations • Conduct Hypothesis Testing • Compute Confidence Intervals • Lookup Critical Values of Distributions • Perform Simple Regression Analysis • ANOVA, Chi-Square, & F-Tests • Introductory Statistics Textbook Upgrade as a Premium User to unlock: • Dark Mode • 12 Color Themes • Zoom • Custom Decimal Precision • Comma Display • No Ads Have any questions? Please reach out to us via email at IntroStatApp@gmail.com. End User Licensing Agreement: https://www.introstatapp.com/user-agreement Privacy Policy: https://www.introstatapp.com/privacy-policy
Screenshots
Verdict
The clearest difference is rating: IntroStat at 4.9 against Biostats Buddy's 3.8. IntroStat also leads on review sentiment (92% vs 50%) and ratings volume (24 vs 4). Biostats Buddy's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. IntroStat sells 1 one-off in-app purchase. Biostats Buddy asks for nothing beyond the download.
IntroStat holds the better App Store score, 4.9 against 3.8. That said, the two scores are not equally well evidenced: IntroStat has 24 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 50% of Biostats Buddy's written reviews are positive against 92% of IntroStat's.
| Parameter | Biostats Buddy | IntroStat |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 4.9 (24 ratings) — better |
| Positive reviews | 50.0% of reviews | 92.3% of reviews — better |
| Number of ratings | 4 | 24 — better |
| Update frequency | — | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 12 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | California State University, Northridge | Zhiyi Zhang |
Customer experience
Biostats Buddy
IntroStat
In-app purchases
Biostats Buddy
No in-app purchases
IntroStat
- IntroStat Premium Features$4.99
Questions
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