# Nower vs SAI

The clearest difference is update cadence: SAI at every 2 days against Nower's every 4 months. SAI also leads on iOS requirement (16.6 vs 18.2). 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.

Nower ships an update every 4 months, SAI every 2 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Nower | SAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Size | 5 MB | 39 MB |
| Requires iOS | 18.2 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JONGWON SHIN](https://appshunter.io/developer/1778841012) | [SEOK GOH](https://appshunter.io/developer/1790594342) |

## What reviewers say

### Nower

[App page](https://appshunter.io/ios/app/nower/id6743954536)

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

**In-app purchases:** none


### SAI

[App page](https://appshunter.io/ios/app/sai-shared-group-calendar/id6758755177)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nower free?

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

### Is SAI free?

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

### Do Nower or SAI have ads?

Neither Nower nor SAI shows ads.

### Which is updated more often, Nower or SAI?

Nower ships an update every 4 months, and SAI every 2 days. Most recently, Nower was updated on October 25, 2026 and SAI on October 25, 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.*