# Costan vs WHAT

The clearest difference is review sentiment: Costan at 100% against WHAT's 50%. Costan also leads on update cadence (every 6 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Costan ships an update every 6 weeks, WHAT every 3 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Costan | WHAT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/what-time/id1434261911/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 7 MB | 7 MB |
| Requires iOS | 15.6 | **14.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shinichi Aokawa](https://appshunter.io/developer/502862033) | [BINARY ROCKET](https://appshunter.io/developer/1508266080) |

## What reviewers say

### Costan

[App page](https://appshunter.io/ios/app/costan/id843202309)

Learn everyday greetings in 14 languages to connect with people worldwide. This app promotes a peaceful, borderless world through simple, friendly communication.

**Highlights:** Learn greetings in 14 languages, Promotes cross-cultural communication, Focuses on everyday phrases, Aims for a peaceful world, Simple and friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


### WHAT

[App page](https://appshunter.io/ios/app/what-time/id1434261911)

Track your daily activities and understand where your time goes. Easily log hours spent on studying, working out, or relaxing. Organize your life by creating custom subjects and recording your time spent on each.

**Highlights:** Create custom subjects, Log time spent on subjects, Record and review time logs, Manage daily activities, Analyze time allocation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Costan free?

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

### Is WHAT free?

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

### Do Costan or WHAT have ads?

Neither Costan nor WHAT shows ads.

### Which is updated more often, Costan or WHAT?

Costan ships an update every 6 weeks, and WHAT every 3 months. Most recently, Costan was updated on October 24, 2026 and WHAT on October 20, 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.*