# 学研　幼児さんすう　かず・たしざん vs Telling Time

The clearest difference is update cadence: Telling Time at fortnightly against 学研　幼児さんすう　かず・たしざん's every 10 months. Telling Time also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 学研　幼児さんすう　かず・たしざん sells 6 one-off in-app purchases and Telling Time sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

学研　幼児さんすう　かず・たしざん ships an update every 10 months, Telling Time fortnightly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 学研　幼児さんすう　かず・たしざん | Telling Time |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Fortnightly** |
| Size | 1.2 GB | 56 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gakken CO.,LTD](https://appshunter.io/developer/294791161) | [Shojiro Yanagisawa](https://appshunter.io/developer/807209011) |

## What reviewers say

### 学研　幼児さんすう　かず・たしざん

[App page](https://appshunter.io/ios/app/id6505134376)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 学研の幼児ワーク かず ３歳フルバージョン | $3.99 | one-time |
| 学研の幼児ワーク かず ４歳フルバージョン | $3.99 | one-time |
| 学研の幼児ワーク かず ５歳フルバージョン | $3.99 | one-time |
| 学研の幼児ワーク たしざん ５歳フルバージョン | $3.99 | one-time |
| 学研の幼児ワーク たしざん ４歳フルバージョン | $3.99 | one-time |
| 学研の幼児ワーク たしざん ６歳フルバージョン | $3.99 | one-time |


### Telling Time

[App page](https://appshunter.io/ios/app/telling-time-clock-forest/id6757105557)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Worlds | $4.99 | one-time |


## Frequently asked questions

### Is 学研　幼児さんすう　かず・たしざん free?

学研　幼児さんすう　かず・たしざん is free to download, with in-app purchases available.

### Is Telling Time free?

Telling Time is free to download, with in-app purchases available.

### Do 学研　幼児さんすう　かず・たしざん or Telling Time have ads?

Neither 学研　幼児さんすう　かず・たしざん nor Telling Time shows ads.

### Which is updated more often, 学研　幼児さんすう　かず・たしざん or Telling Time?

学研　幼児さんすう　かず・たしざん ships an update every 10 months, and Telling Time fortnightly. Most recently, 学研　幼児さんすう　かず・たしざん was updated on November 4, 2026 and Telling Time on October 30, 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.*