# Caline vs somomi

The clearest difference is price: somomi at Free against Caline's $1.99. somomi also leads on update cadence (every 4 days vs every 2 weeks). Caline's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

somomi is free to download; Caline costs $1.99 up front. somomi sells 2 one-off in-app purchases. Caline asks for nothing beyond the download.

Caline ships an update every 2 weeks, somomi every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Caline | somomi |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/caline/id6443817507/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Paid | — |
| Size | 2 MB | 45 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuuichi Kuze](https://appshunter.io/developer/1649578927) | [CHANGWOO LEE](https://appshunter.io/developer/1877624958) |

## What reviewers say

### Caline

[App page](https://appshunter.io/ios/app/caline/id6443817507)

This calculator app allows users to save and refer to past calculation memos. It supports a wide range of functions, including trigonometric and logarithmic operations, and displays units like k, M, p, and % for better readability. It can also express values in decibels and hexadecimal format.

**Highlights:** Save and recall calculation memos, Trigonometric and logarithmic functions, Variable support, Unit display (k, M, p, %), Decibel expression, Hexadecimal conversion

**Features:** macOS Compatibility

**In-app purchases:** none


### somomi

[App page](https://appshunter.io/ios/app/somomi/id6759244241)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Point | $0.49 | one-time |
| 5000 Point | $2.99 | one-time |


## Frequently asked questions

### Is Caline free?

Caline costs $1.99, with no in-app purchases.

### Is somomi free?

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

### Do Caline or somomi have ads?

somomi shows ads; Caline does not.

### Which is updated more often, Caline or somomi?

Caline ships an update every 2 weeks, and somomi every 4 days. Most recently, Caline was updated on November 3, 2026 and somomi on October 31, 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.*