# Flash Study Smart Flashcards vs PhysicsCalc

The clearest difference is price: Flash Study Smart Flashcards at Free against PhysicsCalc's $19.99. Flash Study Smart Flashcards also leads on update cadence (daily vs every 3 months). PhysicsCalc's advantage is iOS requirement (16.0 vs 18.6). On ads, in-app purchases, monetization model and device support there is nothing between them.

Flash Study Smart Flashcards is free to download; PhysicsCalc costs $19.99 up front. Flash Study Smart Flashcards sells 1 one-off in-app purchase and PhysicsCalc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Flash Study Smart Flashcards ships an update daily, PhysicsCalc every 3 months. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Flash Study Smart Flashcards | PhysicsCalc |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/physicscalc-126-formulas/id6761487165/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 months |
| Monetization | Free with in-app purchases | Freemium |
| Size | 4 MB | 10 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Tanveer Dhaliwal](https://appshunter.io/developer/1885877614) | [Rustam Elmuradov](https://appshunter.io/developer/1889905226) |

## What reviewers say

### Flash Study Smart Flashcards

[App page](https://appshunter.io/ios/app/flash-study-smart-flashcards/id6760717160)

This app uses adaptive spaced repetition to predict when you'll forget information and schedules reviews at the optimal time. It helps you study more efficiently by focusing on what you're about to forget, strengthening your memory and improving retention.

**Highlights:** Adaptive spaced repetition (FSRS), Smart flashcard creation and review, Automated scheduling based on memory, Progress tracking and performance monitoring, Study library organization, Streak and achievement system

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flash Study Pro | $4.99 | one-time |


### PhysicsCalc

[App page](https://appshunter.io/ios/app/physicscalc-126-formulas/id6761487165)

This app provides a comprehensive collection of physics formulas, calculations, and solutions. It offers a unit converter, physical constants, and history of calculations, with advanced features like dependency graphs and error calculation available via a one-time purchase.

**Highlights:** 126 physics formulas, Smart calculation with instant results, Step-by-step solutions, Unit converter, Physical constants, Dependency graphs, Error calculator

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Formulas | $1.99 | one-time |


## Frequently asked questions

### Is Flash Study Smart Flashcards free?

Flash Study Smart Flashcards is free to download, with in-app purchases available.

### Is PhysicsCalc free?

PhysicsCalc costs $19.99, and also offers in-app purchases.

### Do Flash Study Smart Flashcards or PhysicsCalc have ads?

Neither Flash Study Smart Flashcards nor PhysicsCalc shows ads.

### Which is updated more often, Flash Study Smart Flashcards or PhysicsCalc?

Flash Study Smart Flashcards ships an update daily, and PhysicsCalc every 3 months. Most recently, Flash Study Smart Flashcards was updated on October 10, 2026 and PhysicsCalc on October 19, 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.*