# Say BLUB! vs Aha! Math

The clearest difference is update cadence: Aha! Math at weekly against Say BLUB!'s fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Say BLUB! sells 5 one-off in-app purchases and Aha! Math sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Say BLUB! ships an update fortnightly, Aha! Math weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Say BLUB! | Aha! Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/say-blub/id6757092096/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 102 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Things4Kids LLC](https://appshunter.io/developer/1862266661) | [Hiroshi Matsumoto](https://appshunter.io/developer/1764881505) |

## What reviewers say

### Say BLUB!

[App page](https://appshunter.io/ios/app/say-blub/id6757092096)

Explore the ocean's wonders with interactive learning about sea creatures. Swipe through beautiful photos, hear names pronounced, and listen to authentic animal sounds. Designed for children to build vocabulary and develop an appreciation for marine life.

**Highlights:** Interactive sea creature learning, Clear pronunciation of names, Authentic animal sounds, Stunning sea creature photos, 60+ sea creatures to discover, Offline functionality

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tropical Reef | $0.99 | one-time |
| Ocean Giants | $0.99 | one-time |
| Freshwater Friends | $0.99 | one-time |
| Deep Sea | $0.99 | one-time |
| All Sea Creatures Bundle | $2.99 | one-time |


### Aha! Math

[App page](https://appshunter.io/ios/app/aha-math-word-problems/id6807239709)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| 3 Months | $4.99 | per 3 months |
| 6 Months | $9.99 | per 6 months |
| Annual | $14.99 | per year |


## Frequently asked questions

### Is Say BLUB! free?

Say BLUB! is free to download, with in-app purchases available.

### Is Aha! Math free?

Aha! Math is free to download, with in-app purchases available.

### Do Say BLUB! or Aha! Math have ads?

Neither Say BLUB! nor Aha! Math shows ads.

### Which is updated more often, Say BLUB! or Aha! Math?

Say BLUB! ships an update fortnightly, and Aha! Math weekly. Most recently, Say BLUB! was updated on October 28, 2026 and Aha! Math on October 31, 2026.

---

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