# Data Remaining vs コラッツ計算機｜数列シミュレーター

The clearest difference is iOS requirement: Data Remaining at 17.0 against コラッツ計算機｜数列シミュレーター's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Data Remaining sells 4 in-app purchases, starting at $0.99 per month and コラッツ計算機｜数列シミュレーター sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Data Remaining | コラッツ計算機｜数列シミュレーター |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (55 ratings)](https://appshunter.io/ios/app/data-remaining/id1350660169/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 32.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 5 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rigato inc](https://appshunter.io/developer/1329630668) | [Kenji Yanase](https://appshunter.io/developer/1865920313) |

## What reviewers say

### Data Remaining

[App page](https://appshunter.io/ios/app/data-remaining/id1350660169)

Monitor your mobile and Wi-Fi data consumption with this app. Set your monthly plan and reset day to visualize usage patterns and carry over unused data. Get real-time insights with graphical displays and a home screen widget.

**Highlights:** Tracks mobile and Wi-Fi usage, Graphical display of traffic, Customizable data reset day, Carryover remaining data, Home screen widget, Background updates

**Features:** Family Sharing, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Giga PRO Monthly | $0.99 | per month |
| Giga PRO Yearly | $7.99 | per year |
| Remove Ad Banner | $2.99 | one-time |
| Giga PRO Lifetime | $14.99 | one-time |


### コラッツ計算機｜数列シミュレーター

[App page](https://appshunter.io/ios/app/id6766773009)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム | $0.49 | one-time |


## Frequently asked questions

### Is Data Remaining free?

Data Remaining is free to download, with in-app purchases available.

### Is コラッツ計算機｜数列シミュレーター free?

コラッツ計算機｜数列シミュレーター is free to download, with in-app purchases available.

### Do Data Remaining or コラッツ計算機｜数列シミュレーター have ads?

Both Data Remaining and コラッツ計算機｜数列シミュレーター show ads.

### Which is updated more often, Data Remaining or コラッツ計算機｜数列シミュレーター?

Data Remaining ships an update weekly, and コラッツ計算機｜数列シミュレーター weekly. Most recently, Data Remaining was updated on October 18, 2026 and コラッツ計算機｜数列シミュレーター on October 8, 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.*