# Grandpa Notes vs Smart Warmth

The clearest difference is update cadence: Smart Warmth at every 4 months against Grandpa Notes's every 20 months. Smart Warmth also leads on iOS requirement (12.4 vs 17.0). 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.

Grandpa Notes ships an update every 20 months, Smart Warmth every 4 months. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Grandpa Notes | Smart Warmth |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 months** |
| Size | 3 MB | 35 MB |
| Requires iOS | 17.0 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Julien Eyriès](https://appshunter.io/developer/414653864) | [Radiatori 2000 SpA](https://appshunter.io/developer/1210322288) |

## What reviewers say

### Grandpa Notes

[App page](https://appshunter.io/ios/app/grandpa-notes/id1643176779)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Warmth

[App page](https://appshunter.io/ios/app/smart-warmth/id6466155901)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grandpa Notes free?

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

### Is Smart Warmth free?

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

### Do Grandpa Notes or Smart Warmth have ads?

Neither Grandpa Notes nor Smart Warmth shows ads.

### Which is updated more often, Grandpa Notes or Smart Warmth?

Grandpa Notes ships an update every 20 months, and Smart Warmth every 4 months. Most recently, Grandpa Notes was updated on September 29, 2026 and Smart Warmth on October 3, 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.*