# SipMaster vs Chess Game Clock Timer

The clearest difference is ads: SipMaster at none against Chess Game Clock Timer's shown. SipMaster also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.0). Chess Game Clock Timer's advantage is update cadence (monthly vs every 3 months). On price and in-app purchases there is nothing between them.

Both are free to download. SipMaster sells 6 one-off in-app purchases and Chess Game Clock Timer sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

SipMaster ships an update every 3 months, Chess Game Clock Timer monthly. The most recent releases landed on June 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SipMaster | Chess Game Clock Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 46 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JLT Technologies GmbH](https://appshunter.io/developer/1539621001) | [Vasilii Polovnikov](https://appshunter.io/developer/1716165883) |

## What reviewers say

### SipMaster

[App page](https://appshunter.io/ios/app/sipmaster/id1539620999)

A competitive game where players estimate the weight of objects. The app works best with dedicated hardware but can be used with a kitchen scale. It offers various game modes for different occasions.

**Highlights:** Weight estimation gameplay, Competitive multiplayer, Variety of game modes, Optional hardware integration, Kitchen scale compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cricket | $2.99 | one-time |
| Golf | $2.99 | one-time |
| Tower | $2.99 | one-time |
| Las Vegas | $2.99 | one-time |
| RabbitHunt | $2.99 | one-time |
| DiDi's Sound Package | $3.99 | one-time |


### Chess Game Clock Timer

[App page](https://appshunter.io/ios/app/chess-game-clock-timer/id6772555008)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium · 1 week | $0.99 | per 7 days |
| Premium · 1 month | $1.99 | per month |
| Premium · 1 year | $9.99 | per year |
| Premium · Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is SipMaster free?

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

### Is Chess Game Clock Timer free?

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

### Do SipMaster or Chess Game Clock Timer have ads?

Chess Game Clock Timer shows ads; SipMaster does not.

### Which is updated more often, SipMaster or Chess Game Clock Timer?

SipMaster ships an update every 3 months, and Chess Game Clock Timer monthly. Most recently, SipMaster was updated on June 11, 2026 and Chess Game Clock Timer on September 19, 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.*