# Scent Harmony vs Requests Signer

The clearest difference is update cadence: Requests Signer at every 4 months against Scent Harmony's every 11 months. Scent Harmony's advantage is iOS requirement (9.0 vs 17.5). 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.

Scent Harmony ships an update every 11 months, Requests Signer every 4 months. The most recent releases landed on May 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Scent Harmony | Requests Signer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 months** |
| Size | 4 MB | 32 MB |
| Requires iOS | **9.0** | 17.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Immaculate Nduta](https://appshunter.io/developer/1620860472) | [Creon](https://appshunter.io/developer/1636433937) |

## What reviewers say

### Scent Harmony

[App page](https://appshunter.io/ios/app/scent-harmony/id1670604472)

**Features:** macOS Compatibility

**In-app purchases:** none


### Requests Signer

[App page](https://appshunter.io/ios/app/requests-signer/id6736640319)

**In-app purchases:** none


## Frequently asked questions

### Is Scent Harmony free?

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

### Is Requests Signer free?

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

### Do Scent Harmony or Requests Signer have ads?

Neither Scent Harmony nor Requests Signer shows ads.

### Which is updated more often, Scent Harmony or Requests Signer?

Scent Harmony ships an update every 11 months, and Requests Signer every 4 months. Most recently, Scent Harmony was updated on May 17, 2026 and Requests Signer on September 21, 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.*