# Sennaby vs DueCat

The clearest difference is iOS requirement: Sennaby at 18.0 against DueCat's 26.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sennaby sells 4 one-off in-app purchases and DueCat sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sennaby ships an update every 4 days, DueCat every 5 days. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Sennaby | DueCat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/duecat-track-subscriptions/id6805345818/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | — | Freemium |
| Size | 72 MB | 77 MB |
| Requires iOS | **18.0** | 26.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Po Hung Lai](https://appshunter.io/developer/1867120911) | [Ooi Way Min](https://appshunter.io/developer/1802647899) |

## What reviewers say

### Sennaby

[App page](https://appshunter.io/ios/app/sennaby/id6757460977)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Beer | $2.99 | one-time |
| Pizza | $5.99 | one-time |
| Steak | $9.99 | one-time |


### DueCat

[App page](https://appshunter.io/ios/app/duecat-track-subscriptions/id6805345818)

This app helps you manage your recurring bills and subscriptions by providing a clear overview of upcoming payments. Understand your spending habits with visual dashboards and get timely reminders to avoid missed renewals.

**Highlights:** Subscription and bill tracking, Upcoming payment dashboard, Monthly budget setting, Spending trend analysis, Renewal reminders, Custom organization, iCloud sync

**Features:** Family Sharing, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DueCat Pro - Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is Sennaby free?

Sennaby is free to download, with in-app purchases available.

### Is DueCat free?

DueCat is free to download, with in-app purchases available.

### Do Sennaby or DueCat have ads?

Neither Sennaby nor DueCat shows ads.

### Which is updated more often, Sennaby or DueCat?

Sennaby ships an update every 4 days, and DueCat every 5 days. Most recently, Sennaby was updated on October 25, 2026 and DueCat on October 26, 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.*