# たこさんすうのロックで九九 vs Smart Math Drills

The clearest difference is ads: Smart Math Drills at none against たこさんすうのロックで九九's shown. Smart Math Drills also leads on update cadence (every 2 days vs every 7 months) and iOS requirement (11.0 vs 15.6). On price, in-app purchases and device support 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, Smart Math Drills every 2 days. The most recent releases landed on June 1, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | たこさんすうのロックで九九 | Smart Math Drills |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id1162744633/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 2 days** |
| Size | 106 MB | 70 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NSC, K.K.](https://appshunter.io/developer/501890400) | [Satoru Morita](https://appshunter.io/developer/1623323756) |

## 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


### Smart Math Drills

[App page](https://appshunter.io/ios/app/smart-math-drills/id6478051833)

**Features:** macOS Compatibility

**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 Smart Math Drills free?

Smart Math Drills is free to download, with no in-app purchases.

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

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

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

たこさんすうのロックで九九 ships an update every 7 months, and Smart Math Drills every 2 days. Most recently, たこさんすうのロックで九九 was updated on June 1, 2026 and Smart Math Drills on September 23, 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.*