# NPPF PF vs Iowolite

The clearest difference is update cadence: Iowolite at every 3 weeks against NPPF PF's every 3 months. Iowolite also leads on iOS requirement (13 vs 15.4). 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.

NPPF PF ships an update every 3 months, Iowolite every 3 weeks. The most recent releases landed on September 8, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | NPPF PF | Iowolite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (11 ratings)](https://appshunter.io/ios/app/iowolite/id6475326491/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 23.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 37 MB | 423 MB |
| Requires iOS | 15.4 | **13** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [National Pension and Provident Fund](https://appshunter.io/developer/1708546531) | [Shenzhen Yanlai Technology Co., Ltd.](https://appshunter.io/developer/1650763832) |

## What reviewers say

### NPPF PF

[App page](https://appshunter.io/ios/app/nppf-pf/id6467381276)

**Features:** macOS Compatibility

**In-app purchases:** none


### Iowolite

[App page](https://appshunter.io/ios/app/iowolite/id6475326491)

This app synchronizes health and activity data from compatible smartwatches to your phone. It also pushes phone notifications to your watch and allows for watch customization, including weather and location services.

**Highlights:** Step, calorie, mileage tracking, Heart rate and sleep monitoring, Exercise record synchronization, Phone call and SMS alerts on watch, Watch customization (alarms, weather), AGPS for enhanced location accuracy

**In-app purchases:** none


## Frequently asked questions

### Is NPPF PF free?

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

### Is Iowolite free?

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

### Do NPPF PF or Iowolite have ads?

Neither NPPF PF nor Iowolite shows ads.

### Which is updated more often, NPPF PF or Iowolite?

NPPF PF ships an update every 3 months, and Iowolite every 3 weeks. Most recently, NPPF PF was updated on September 8, 2026 and Iowolite on June 1, 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.*