# Caline vs Chronographer

The clearest difference is review sentiment: Caline at 100% against Chronographer's 50%. Caline also leads on rating (5.0 vs 3.4) and update cadence (every 2 weeks vs every 2 months). Chronographer's advantage is price (Free vs $1.99). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Chronographer is free to download; Caline costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Caline holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews point the same way: 100% of Caline's written reviews are positive against 50% of Chronographer's.

Caline ships an update every 2 weeks, Chronographer every 2 months. The most recent releases landed on October 11, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Caline | Chronographer |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/caline/id6443817507/reviews)** | [3.4 (5 ratings)](https://appshunter.io/ios/app/chronographer/id6448242917/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 2 MB | 3 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuuichi Kuze](https://appshunter.io/developer/1649578927) | [Robert France](https://appshunter.io/developer/1684138105) |

## 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


### Chronographer

[App page](https://appshunter.io/ios/app/chronographer/id6448242917)

This app helps you meticulously track the accuracy of your mechanical watches. It records time differences, calculates detailed performance metrics, and visualizes trends with charts and histograms. You can also manage your watch collection, log daily wear, and analyze positional variations.

**Highlights:** Track mechanical watch accuracy, Calculate detailed performance metrics, Visualize accuracy with charts and histograms, Manage watch collection with notes and photos, Log daily watch wear, Analyze positional variation, Export watch data

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

**In-app purchases:** none


## Frequently asked questions

### Is Caline free?

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

### Is Chronographer free?

Chronographer is free to download, with no in-app purchases.

### Which has better reviews, Caline or Chronographer?

Caline is rated higher. Caline averages 5.0 out of 5 from 2 ratings, while Chronographer averages 3.4 from 5 ratings.

### Do Caline or Chronographer have ads?

Neither Caline nor Chronographer shows ads.

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

Caline ships an update every 2 weeks, and Chronographer every 2 months. Most recently, Caline was updated on October 11, 2026 and Chronographer on October 15, 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.*