# Thermometer vs 月齢カレンダー

The clearest difference is ads: 月齢カレンダー at none against Thermometer's shown. Thermometer's advantage is iOS requirement (15.6 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Thermometer sells 4 one-off in-app purchases and 月齢カレンダー sells 2 in-app purchases, starting at $0.49 per 7 days. Whichever you choose, the download price is not the number that matters.

Thermometer ships an update every 5 weeks, 月齢カレンダー monthly. The most recent releases landed on October 14, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Thermometer | 月齢カレンダー |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (29 ratings)](https://appshunter.io/ios/app/thermometer-plus/id1568977443/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 81.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [hidehiko aihara](https://appshunter.io/developer/1178520609) | [shuhei nomura](https://appshunter.io/developer/1832987960) |

## What reviewers say

### Thermometer

[App page](https://appshunter.io/ios/app/thermometer-plus/id1568977443)

Displays real-time outdoor temperature, sensible temperature, humidity, and barometric pressure based on your current location. Get accurate meteorological data from nearby stations to plan your day.

**Highlights:** Outdoor temperature display, Sensible temperature, Humidity readings, Barometric pressure, Wind speed and direction, Location-based data

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| 開発者応援募金 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


### 月齢カレンダー

[App page](https://appshunter.io/ios/app/tsukimi/id6761056372)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tsukimi Pro 週額プラン | $0.49 | per 7 days |
| Tsukimi Pro 年額プラン | $17.99 | per year |


## Frequently asked questions

### Is Thermometer free?

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

### Is 月齢カレンダー free?

月齢カレンダー is free to download, with in-app purchases available.

### Do Thermometer or 月齢カレンダー have ads?

Thermometer shows ads; 月齢カレンダー does not.

### Which is updated more often, Thermometer or 月齢カレンダー?

Thermometer ships an update every 5 weeks, and 月齢カレンダー monthly. Most recently, Thermometer was updated on October 14, 2026 and 月齢カレンダー on September 10, 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.*