# OpenCup vs SINAR MLog

The clearest difference is price: SINAR MLog at Free against OpenCup's $9.99. SINAR MLog also leads on in-app purchases (none vs 7) and update cadence (every 3 months vs every 27 months). On ads and device support there is nothing between them.

SINAR MLog is free to download; OpenCup costs $9.99 up front. OpenCup sells 7 one-off in-app purchases. SINAR MLog asks for nothing beyond the download.

OpenCup ships an update every 27 months, SINAR MLog every 3 months. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | OpenCup | SINAR MLog |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 3 months** |
| Size | 16 MB | 23 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Artisan Coffee Group Inc](https://appshunter.io/developer/1093524413) | [Pareen Patel](https://appshunter.io/developer/1574494305) |

## What reviewers say

### OpenCup

[App page](https://appshunter.io/ios/app/opencup/id1093524414)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Free Starter Evaluation Credits | Free | one-time |
| 10 Evaluation Credits | $9.99 | one-time |
| 20 Evaluation Credits | $18.99 | one-time |
| 40 Evaluation Credits | $36.99 | one-time |
| Monthly Plus Evaluation | $99.99 | one-time |
| Weekly Plus Evaluation | $249.99 | one-time |
| Daily Plus Evaluation | $399.99 | one-time |


### SINAR MLog

[App page](https://appshunter.io/ios/app/sinar-mlog/id1574494303)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenCup free?

OpenCup costs $9.99, and also offers in-app purchases.

### Is SINAR MLog free?

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

### Do OpenCup or SINAR MLog have ads?

Neither OpenCup nor SINAR MLog shows ads.

### Which is updated more often, OpenCup or SINAR MLog?

OpenCup ships an update every 27 months, and SINAR MLog every 3 months. Most recently, OpenCup was updated on September 16, 2026 and SINAR MLog on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*