# Serene Form vs NEF App

The clearest difference is update cadence: NEF App at every 4 days against Serene Form's every 6 months. NEF App also leads on iOS requirement (13.0 vs 15). 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.

Serene Form ships an update every 6 months, NEF App every 4 days. Both last shipped on October 11, 2026.

## The numbers

| Metric | Serene Form | NEF App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nef-app/id6752834862/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 119 MB | 27 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Advanced Yoga Therapy, Inc](https://appshunter.io/developer/1040239993) | [NEF, OOO](https://appshunter.io/developer/1760707370) |

## What reviewers say

### Serene Form

[App page](https://appshunter.io/ios/app/serene-form/id6461772489)

**Features:** macOS Compatibility

**In-app purchases:** none


### NEF App

[App page](https://appshunter.io/ios/app/nef-app/id6752834862)

This AI-powered fitness companion helps members of a specific fitness club network track their nutrition and workouts. It offers personalized insights, records personal training sessions, and provides access to genetic reports and club schedules.

**Highlights:** AI nutrition analysis, AI activity tracking, Personal training session records, Genetic report access, Smart schedule organizer, Digital club card

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Serene Form free?

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

### Is NEF App free?

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

### Do Serene Form or NEF App have ads?

Neither Serene Form nor NEF App shows ads.

### Which is updated more often, Serene Form or NEF App?

Serene Form ships an update every 6 months, and NEF App every 4 days. Most recently, Serene Form was updated on October 11, 2026 and NEF App on October 11, 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.*