# Espresso Formula vs 琵琶不跑调

The clearest difference is update cadence: 琵琶不跑调 at every 2 weeks against Espresso Formula's every 15 months. Espresso Formula's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Espresso Formula ships an update every 15 months, 琵琶不跑调 every 2 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Espresso Formula | 琵琶不跑调 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 weeks** |
| Size | 24 MB | 21 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [涛 李](https://appshunter.io/developer/1733781211) | [晨 张](https://appshunter.io/developer/1623702714) |

## What reviewers say

### Espresso Formula

[App page](https://appshunter.io/ios/app/espresso-formula/id6479197202)

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

**In-app purchases:** none


### 琵琶不跑调

[App page](https://appshunter.io/ios/app/id6758304341)

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

**In-app purchases:** none


## Frequently asked questions

### Is Espresso Formula free?

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

### Is 琵琶不跑调 free?

琵琶不跑调 is free to download, with no in-app purchases.

### Do Espresso Formula or 琵琶不跑调 have ads?

Neither Espresso Formula nor 琵琶不跑调 shows ads.

### Which is updated more often, Espresso Formula or 琵琶不跑调?

Espresso Formula ships an update every 15 months, and 琵琶不跑调 every 2 weeks. Most recently, Espresso Formula was updated on November 4, 2026 and 琵琶不跑调 on October 31, 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.*