# Aider Expense vs Hydroscand Shelf Refill

The clearest difference is update cadence: Aider Expense at every 3 weeks against Hydroscand Shelf Refill's every 9 months. 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.

Aider Expense ships an update every 3 weeks, Hydroscand Shelf Refill every 9 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Aider Expense | Hydroscand Shelf Refill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Size | 53 MB | 68 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aider Tech AS](https://appshunter.io/developer/1731139433) | [Lexit Group Norway AS](https://appshunter.io/developer/708305047) |

## What reviewers say

### Aider Expense

[App page](https://appshunter.io/ios/app/aider-expense/id1517810703)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hydroscand Shelf Refill

[App page](https://appshunter.io/ios/app/hydroscand-shelf-refill/id1569819028)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aider Expense free?

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

### Is Hydroscand Shelf Refill free?

Hydroscand Shelf Refill is free to download, with no in-app purchases.

### Do Aider Expense or Hydroscand Shelf Refill have ads?

Neither Aider Expense nor Hydroscand Shelf Refill shows ads.

### Which is updated more often, Aider Expense or Hydroscand Shelf Refill?

Aider Expense ships an update every 3 weeks, and Hydroscand Shelf Refill every 9 months. Most recently, Aider Expense was updated on October 24, 2026 and Hydroscand Shelf Refill on October 18, 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.*