# Countries And Flags vs SAT Math Prep

The clearest difference is in-app purchases: SAT Math Prep at none against Countries And Flags's 1. SAT Math Prep also leads on update cadence (every 6 days vs every 3 weeks). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Countries And Flags sells 1 one-off in-app purchase. SAT Math Prep asks for nothing beyond the download.

Countries And Flags ships an update every 3 weeks, SAT Math Prep every 6 days. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Countries And Flags | SAT Math Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sat-math-prep-act-and-calculus/id6799845441/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 30 MB | 50 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eridani Melo](https://appshunter.io/developer/1602600741) | [Anul Agarwal](https://appshunter.io/developer/1515910661) |

## What reviewers say

### Countries And Flags

[App page](https://appshunter.io/ios/app/countries-and-flags/id1668098865)

Test your knowledge of world geography, including countries, flags, and capitals. Explore a vast collection of nations with an engaging interface and two fun game modes: "Flags" and "Capitals". Learn and challenge friends and family in this educational and entertaining app.

**Highlights:** Country and flag identification, Capital city guessing, Two game modes: Flags and Capitals, User-friendly interface, Global country coverage, Educational and fun

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remover Ads | $4.99 | one-time |


### SAT Math Prep

[App page](https://appshunter.io/ios/app/sat-math-prep-act-and-calculus/id6799845441)

Prepare for standardized math tests and build confidence with adaptive practice. This app offers generated questions, hints, and detailed solutions across a wide range of math topics, from arithmetic to calculus. Track your progress and master skills through various practice modes.

**Highlights:** Adaptive difficulty based on mastery, Generated questions with instant feedback, Hints and worked solutions, Progress tracking and mistake journal, Multiple practice modes (Zen, Timed, Until Error), Exam-specific practice paths

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

**In-app purchases:** none


## Frequently asked questions

### Is Countries And Flags free?

Countries And Flags is free to download, with in-app purchases available.

### Is SAT Math Prep free?

SAT Math Prep is free to download, with no in-app purchases.

### Do Countries And Flags or SAT Math Prep have ads?

Neither Countries And Flags nor SAT Math Prep shows ads.

### Which is updated more often, Countries And Flags or SAT Math Prep?

Countries And Flags ships an update every 3 weeks, and SAT Math Prep every 6 days. Most recently, Countries And Flags was updated on October 16, 2026 and SAT Math Prep on October 8, 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.*