# NF ACOUS vs GEEKFLY

NF ACOUS and GEEKFLY are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

NF ACOUS ships an update every 8 days, GEEKFLY fortnightly. Both last shipped on October 31, 2026.

## The numbers

| Metric | NF ACOUS | GEEKFLY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Size | 25 MB | 30 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Ningfan Acoustics Co., Ltd.](https://appshunter.io/developer/1875820174) | [东莞市极客飞声电子技术有限公司](https://appshunter.io/developer/1896487365) |

## What reviewers say

### NF ACOUS

[App page](https://appshunter.io/ios/app/nf-acous/id6759710633)

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

**In-app purchases:** none


### GEEKFLY

[App page](https://appshunter.io/ios/app/geekfly/id6767556459)

**In-app purchases:** none


## Frequently asked questions

### Is NF ACOUS free?

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

### Is GEEKFLY free?

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

### Do NF ACOUS or GEEKFLY have ads?

Neither NF ACOUS nor GEEKFLY shows ads.

### Which is updated more often, NF ACOUS or GEEKFLY?

NF ACOUS ships an update every 8 days, and GEEKFLY fortnightly. Most recently, NF ACOUS was updated on October 31, 2026 and GEEKFLY 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.*