# Intergalactic Algebra vs Memory Joggler

The clearest difference is update cadence: Memory Joggler at every 6 days against Intergalactic Algebra's every 3 weeks. Intergalactic Algebra's advantage is ratings volume (6 vs 2) and iOS requirement (13.0 vs 16.1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Intergalactic Algebra sells 10 one-off in-app purchases and Memory Joggler sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Memory Joggler holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

Intergalactic Algebra ships an update every 3 weeks, Memory Joggler every 6 days. The most recent releases landed on June 5, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Intergalactic Algebra | Memory Joggler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (6 ratings)](https://appshunter.io/ios/app/intergalactic-algebra/id1550524246/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/memory-joggler/id6450386642/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 280 MB | 8 MB |
| Requires iOS | **13.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Intergalactic Education LLC](https://appshunter.io/developer/1364648815) | [Old Jewel Software](https://appshunter.io/developer/284830318) |

## What reviewers say

### Intergalactic Algebra

[App page](https://appshunter.io/ios/app/intergalactic-algebra/id1550524246)

Engage with algebra through a collection of space-themed games. Solve mathematical problems to launch rockets and advance your skills. The app aligns with Common Core standards and offers optional reports for progress analysis.

**Highlights:** Algebraic problem-solving, Rocket launching gameplay, Common Core aligned math, Proficiency assessment, Optional progress reports, Rewarding gameplay

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Factoring Rocket Report | $2.99 | one-time |
| Functions Rocket Report | $2.99 | one-time |
| Addition Subtraction Report | $2.99 | one-time |
| Multiples of Ten Report | $2.99 | one-time |
| Num Of Solutions Report | $2.99 | one-time |
| Quadratics Rocket Report | $2.99 | one-time |
| Rates of Change Report | $2.99 | one-time |
| Word Problems Rocket Report | $2.99 | one-time |
| Rocket Trivia Rocket Report | $2.99 | one-time |
| Progressions Report | $2.99 | one-time |


### Memory Joggler

[App page](https://appshunter.io/ios/app/memory-joggler/id6450386642)

This game challenges your memory and focus with unique levels each time you play. It's easy to learn but offers a fresh experience with every session. Hints and retries are available, or you can play entirely for free.

**Highlights:** Memory and focus testing, Unique challenges each play, Hint and retry options, Free to play, Supports iOS 16.1+

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 coins | $0.99 | one-time |
| 500 Coins | $3.99 | one-time |
| 1000 Coins | $5.99 | one-time |


## Frequently asked questions

### Is Intergalactic Algebra free?

Intergalactic Algebra is free to download, with in-app purchases available.

### Is Memory Joggler free?

Memory Joggler is free to download, with in-app purchases available.

### Which has better reviews, Intergalactic Algebra or Memory Joggler?

Memory Joggler is rated higher. Intergalactic Algebra averages 4.8 out of 5 from 6 ratings, while Memory Joggler averages 5.0 from 2 ratings.

### Do Intergalactic Algebra or Memory Joggler have ads?

Neither Intergalactic Algebra nor Memory Joggler shows ads.

### Which is updated more often, Intergalactic Algebra or Memory Joggler?

Intergalactic Algebra ships an update every 3 weeks, and Memory Joggler every 6 days. Most recently, Intergalactic Algebra was updated on June 5, 2026 and Memory Joggler on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*