# calcS16lite vs Fountain Notes

The clearest difference is update cadence: Fountain Notes at every 5 days against calcS16lite's every 6 weeks. calcS16lite's advantage is device support (3 vs 1) and iOS requirement (9.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

calcS16lite ships an update every 6 weeks, Fountain Notes every 5 days. The most recent releases landed on September 21, 2026 and August 22, 2026 respectively.

## The numbers

| Metric | calcS16lite | Fountain Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/calcs16lite/id876927510/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 2 MB | 2 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [uto toshiki](https://appshunter.io/developer/876927513) | [Brandon Wilson](https://appshunter.io/developer/1847630318) |

## What reviewers say

### calcS16lite

[App page](https://appshunter.io/ios/app/calcs16lite/id876927510)

A free calculator app offering hexadecimal calculations, variable font sizes, and metric prefix support. It features a moving view for typing accuracy and a clock display after 30 seconds of inactivity. The background color changes based on the time of day.

**Highlights:** Hexadecimal calculation, Moving-view for typing accuracy, Variable font size, Metric prefix support, SplitView/SlideView support (iPad), Clock display, Time-based background color

**Features:** macOS Compatibility

**In-app purchases:** none


### Fountain Notes

[App page](https://appshunter.io/ios/app/fountain-notes/id6766614270)

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

**In-app purchases:** none


## Frequently asked questions

### Is calcS16lite free?

calcS16lite is free to download, with no in-app purchases.

### Is Fountain Notes free?

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

### Do calcS16lite or Fountain Notes have ads?

Neither calcS16lite nor Fountain Notes shows ads.

### Which is updated more often, calcS16lite or Fountain Notes?

calcS16lite ships an update every 6 weeks, and Fountain Notes every 5 days. Most recently, calcS16lite was updated on September 21, 2026 and Fountain Notes on August 22, 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.*