# Candle Making Calculator vs Chess Clock

The clearest difference is update cadence: Chess Clock at every 5 days against Candle Making Calculator's every 2 weeks. Candle Making Calculator's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Candle Making Calculator sells 1 one-off in-app purchase and Chess Clock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Candle Making Calculator ships an update every 2 weeks, Chess Clock every 5 days. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Candle Making Calculator | Chess Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 11 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Commonwealth Business Systems](https://appshunter.io/developer/1878026564) | [Dmitry Kalashnikov](https://appshunter.io/developer/6798414331) |

## What reviewers say

### Candle Making Calculator

[App page](https://appshunter.io/ios/app/candle-making-calculator/id6815899718)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Candle Calculator Pro | $9.99 | one-time |


### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-tempo-blitz-timer/id6817149007)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tempo Pro | $4.99 | one-time |


## Frequently asked questions

### Is Candle Making Calculator free?

Candle Making Calculator is free to download, with in-app purchases available.

### Is Chess Clock free?

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

### Do Candle Making Calculator or Chess Clock have ads?

Neither Candle Making Calculator nor Chess Clock shows ads.

### Which is updated more often, Candle Making Calculator or Chess Clock?

Candle Making Calculator ships an update every 2 weeks, and Chess Clock every 5 days. Most recently, Candle Making Calculator was updated on October 19, 2026 and Chess Clock on October 9, 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.*