# Stack the States® 2 vs Fact Fluency

The clearest difference is rating: Stack the States® 2 at 4.5 against Fact Fluency's 4.0. Stack the States® 2 also leads on ratings volume (1.1K vs 5) and review sentiment (86% vs 67%). Fact Fluency's advantage is update cadence (every 2 weeks vs every 9 months) and iOS requirement (8.0 vs 12.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

Stack the States® 2 costs $2.99 and Fact Fluency $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Stack the States® 2 holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Stack the States® 2 has 1.1K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 86% of Stack the States® 2's written reviews are positive against 67% of Fact Fluency's.

Stack the States® 2 ships an update every 9 months, Fact Fluency every 2 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Stack the States® 2 | Fact Fluency |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | **[4.5 (1.1K ratings)](https://appshunter.io/ios/app/stack-the-states-2/id1080767538/reviews)** | [4.0 (5 ratings)](https://appshunter.io/ios/app/fact-fluency/id1564139726/reviews) |
| Number of ratings | **1.1K** | 5 |
| Positive reviews | **86.2% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | **#66** | — |
| Size | 140 MB | 61 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Freecloud Design, Inc.](https://appshunter.io/developer/324355664) | [Math Geek Mama Educational Resources Inc.](https://appshunter.io/developer/1188167938) |

## What reviewers say

### Stack the States® 2

[App page](https://appshunter.io/ios/app/stack-the-states-2/id1080767538)

**Currently charting:** #66 Top Paid · Education (US App Store)

Learn US geography by stacking animated states to win levels. Collect all 50 states to unlock bonus games and explore an interactive 3D map with detailed information about capitals, cities, and landmarks. Designed for fun and educational play for all ages.

**Highlights:** Interactive 3D map, Learn state capitals, cities, shapes, landmarks, and flags, Collect all 50 states, Unlock bonus games (Map It, Connect 2, Capital Tap), Voice mode for independent play, Hundreds of unique questions, Multiple player profiles

**Features:** macOS Compatibility

**In-app purchases:** none


### Fact Fluency

[App page](https://appshunter.io/ios/app/fact-fluency/id1564139726)

This app helps children in grades 1-4 master multiplication facts through interactive games and animated tutorials. It breaks down learning into manageable sets, building confidence and understanding of multiplication's relation to addition and real-world concepts.

**Highlights:** Animated tutorials, Interactive multiplication games, Mastery of multiplication facts, Relates multiplication to addition, Visual learning strategies, Practice missing factors, 1- and 2-player review games

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stack the States® 2 free?

Stack the States® 2 costs $2.99, with no in-app purchases.

### Is Fact Fluency free?

Fact Fluency costs $3.99, with no in-app purchases.

### Which has better reviews, Stack the States® 2 or Fact Fluency?

Stack the States® 2 is rated higher. Stack the States® 2 averages 4.5 out of 5 from 1.1K ratings, while Fact Fluency averages 4.0 from 5 ratings.

### Do Stack the States® 2 or Fact Fluency have ads?

Neither Stack the States® 2 nor Fact Fluency shows ads.

### Which is updated more often, Stack the States® 2 or Fact Fluency?

Stack the States® 2 ships an update every 9 months, and Fact Fluency every 2 weeks. Most recently, Stack the States® 2 was updated on October 14, 2026 and Fact Fluency 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.*