# たこさんすうのロックで九九 vs Bubble Times Math

The clearest difference is ads: Bubble Times Math at none against たこさんすうのロックで九九's shown. Bubble Times Math also leads on update cadence (weekly vs every 7 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

たこさんすうのロックで九九 ships an update every 7 months, Bubble Times Math weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | たこさんすうのロックで九九 | Bubble Times Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id1162744633/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | — | Free |
| Size | 106 MB | 115 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NSC, K.K.](https://appshunter.io/developer/501890400) | [Yasuaki Maino](https://appshunter.io/developer/1792614110) |

## What reviewers say

### たこさんすうのロックで九九

[App page](https://appshunter.io/ios/app/id1162744633)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bubble Times Math

[App page](https://appshunter.io/ios/app/bubble-times-math/id6741021188)

Learn multiplication tables through a fun, interactive game. Combine and split colorful number balls to solve equations and improve calculation skills. Offers timed and untimed modes for practice at any pace.

**Highlights:** Combine and split number balls, Unique gameplay mechanics, Timed Normal Mode, Untimed Endless Mode, Score-based challenges, Short, engaging play sessions

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

**In-app purchases:** none


## Frequently asked questions

### Is たこさんすうのロックで九九 free?

たこさんすうのロックで九九 is free to download, with no in-app purchases.

### Is Bubble Times Math free?

Bubble Times Math is free to download, with no in-app purchases.

### Do たこさんすうのロックで九九 or Bubble Times Math have ads?

たこさんすうのロックで九九 shows ads; Bubble Times Math does not.

### Which is updated more often, たこさんすうのロックで九九 or Bubble Times Math?

たこさんすうのロックで九九 ships an update every 7 months, and Bubble Times Math weekly. Most recently, たこさんすうのロックで九九 was updated on October 24, 2026 and Bubble Times Math on October 24, 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.*