# モバイル熱風温度計算器 vs Big Text Note

The clearest difference is update cadence: Big Text Note at every 2 weeks against モバイル熱風温度計算器's every 3 months. モバイル熱風温度計算器's advantage is iOS requirement (9.0 vs 17.0). On price, ads, 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.

モバイル熱風温度計算器 ships an update every 3 months, Big Text Note every 2 weeks. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | モバイル熱風温度計算器 | Big Text Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/big-text-note/id6767796126/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 52 MB | 2 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TERADA_SEISAKUSHO](https://appshunter.io/developer/669879897) | [ZEC Inc.](https://appshunter.io/developer/1889726396) |

## What reviewers say

### モバイル熱風温度計算器

[App page](https://appshunter.io/ios/app/id931803261)

**Features:** macOS Compatibility

**In-app purchases:** none


### Big Text Note

[App page](https://appshunter.io/ios/app/big-text-note/id6767796126)

This app allows you to create and display large, easy-to-read text notes. It's ideal for communication in noisy environments or with individuals who are deaf or hard of hearing. Notes can be created via typing, voice input, or handwriting, and customized with various text sizes and colors.

**Highlights:** Large, customizable text display, Voice input for speech-to-text, Handwriting and typing input, Adjustable text and background colors, Home Screen widget support, Local note saving, no account needed

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

**In-app purchases:** none


## Frequently asked questions

### Is モバイル熱風温度計算器 free?

モバイル熱風温度計算器 is free to download, with no in-app purchases.

### Is Big Text Note free?

Big Text Note is free to download, with no in-app purchases.

### Do モバイル熱風温度計算器 or Big Text Note have ads?

Neither モバイル熱風温度計算器 nor Big Text Note shows ads.

### Which is updated more often, モバイル熱風温度計算器 or Big Text Note?

モバイル熱風温度計算器 ships an update every 3 months, and Big Text Note every 2 weeks. Most recently, モバイル熱風温度計算器 was updated on October 5, 2026 and Big Text Note on October 6, 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.*