# Logarithm vs SAT Prep Flashcards Pro

The clearest difference is price: SAT Prep Flashcards Pro at Free against Logarithm's $3.99. SAT Prep Flashcards Pro also leads on iOS requirement (14.0.0 vs 17.0). Logarithm's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

SAT Prep Flashcards Pro is free to download; Logarithm costs $3.99 up front. SAT Prep Flashcards Pro sells 1 one-off in-app purchase. Logarithm asks for nothing beyond the download.

## The numbers

| Metric | Logarithm | SAT Prep Flashcards Pro |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sat-prep-flashcards-pro/id6755406335/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 44 MB |
| Requires iOS | 17.0 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gomathy Shankaran](https://appshunter.io/developer/503956143) | [Mustard Seed Apps LLC](https://appshunter.io/developer/1821278498) |

## What reviewers say

### Logarithm

[App page](https://appshunter.io/ios/app/logarithm-exponent-polynomial/id6479218431)

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

**In-app purchases:** none


### SAT Prep Flashcards Pro

[App page](https://appshunter.io/ios/app/sat-prep-flashcards-pro/id6755406335)

Prepare for higher SAT scores with a focused study tool that builds strong habits and sharpens key skills. This app offers streamlined flashcards, streak tracking for motivation, and daily challenges to reinforce learning and improve retention.

**Highlights:** Streamlined flashcards for SAT concepts, Vocabulary, grammar, math, and reading practice, Integrated streak tracking for motivation, Daily Challenge mode for recall and accuracy, Save difficult cards to Favorites for targeted review, Distraction-free study environment

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SAT Prep Flashcards Pro Full App | $19.99 | one-time |


## Frequently asked questions

### Is Logarithm free?

Logarithm costs $3.99, with no in-app purchases.

### Is SAT Prep Flashcards Pro free?

SAT Prep Flashcards Pro is free to download, with in-app purchases available.

### Do Logarithm or SAT Prep Flashcards Pro have ads?

Neither Logarithm nor SAT Prep Flashcards Pro shows ads.

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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.*