# Spam Call SMS Blocker vs HeartNote Diary

The clearest difference is in-app purchases: HeartNote Diary at none against Spam Call SMS Blocker's 1. HeartNote Diary also leads on update cadence (every 3 weeks vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spam Call SMS Blocker sells 1 one-off in-app purchase. HeartNote Diary asks for nothing beyond the download.

Spam Call SMS Blocker ships an update every 16 months, HeartNote Diary every 3 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Spam Call SMS Blocker | HeartNote Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Size | 27 MB | 55 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [盼军 崔](https://appshunter.io/developer/567286451) | [俐 王](https://appshunter.io/developer/1872258094) |

## What reviewers say

### Spam Call SMS Blocker

[App page](https://appshunter.io/ios/app/spam-call-sms-blocker/id6443582719)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.99 | one-time |


### HeartNote Diary

[App page](https://appshunter.io/ios/app/heartnote-diary/id6759284816)

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

**In-app purchases:** none


## Frequently asked questions

### Is Spam Call SMS Blocker free?

Spam Call SMS Blocker is free to download, with in-app purchases available.

### Is HeartNote Diary free?

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

### Do Spam Call SMS Blocker or HeartNote Diary have ads?

Neither Spam Call SMS Blocker nor HeartNote Diary shows ads.

### Which is updated more often, Spam Call SMS Blocker or HeartNote Diary?

Spam Call SMS Blocker ships an update every 16 months, and HeartNote Diary every 3 weeks. Most recently, Spam Call SMS Blocker was updated on October 27, 2026 and HeartNote Diary on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*