# US History Timeline vs Science

The clearest difference is review sentiment: US History Timeline at 60% against Science's 0%. US History Timeline also leads on update cadence (every 6 months vs every 39 months) and price ($0.99 vs $1.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

US History Timeline costs $0.99 and Science $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

US History Timeline ships an update every 6 months, Science every 39 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | US History Timeline | Science |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/us-history-timeline/id398457704/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **60.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 39 months |
| Monetization | Paid | Paid |
| Size | 263 MB | 22 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DaolSoft, Co., Ltd.](https://appshunter.io/developer/295463355) | [Coskun CAKIR](https://appshunter.io/developer/482066275) |

## What reviewers say

### US History Timeline

[App page](https://appshunter.io/ios/app/us-history-timeline/id398457704)

Explore key events, figures, and historical periods of the United States with this comprehensive timeline app. Access detailed Wikipedia articles offline and compare US history with world events. Features maps and lists of presidents for easy learning.

**Highlights:** US history timeline, Searchable events, Historical maps, List of people and presidents, US vs. World history comparison, Offline Wikipedia access

**Features:** macOS Compatibility

**In-app purchases:** none


### Science

[App page](https://appshunter.io/ios/app/science-learn-geography/id1386723092)

Master world geography with interactive quizzes and flashcards covering 12 high school curriculum subjects. Practice and diagnostic modes help assess learning levels and reinforce knowledge. Access all content offline on any mobile device.

**Highlights:** Diagnostic and practice quiz modes, Answer explanations provided, Flashcard study method, Offline content access, Detailed quiz performance tracking, Covers 12 major geography subjects

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

**In-app purchases:** none


## Frequently asked questions

### Is US History Timeline free?

US History Timeline costs $0.99, with no in-app purchases.

### Is Science free?

Science costs $1.99, with no in-app purchases.

### Do US History Timeline or Science have ads?

Neither US History Timeline nor Science shows ads.

### Which is updated more often, US History Timeline or Science?

US History Timeline ships an update every 6 months, and Science every 39 months. Most recently, US History Timeline was updated on November 1, 2026 and Science on November 2, 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.*