# Duly vs Zento

The clearest difference is update cadence: Duly at weekly against Zento's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Duly sells 5 one-off in-app purchases and Zento sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Duly ships an update weekly, Zento every 3 weeks. Both last shipped on October 14, 2026.

## The numbers

| Metric | Duly | Zento |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/duly-subscription-tracker/id6760496300/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 88 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stepan Manzurov](https://appshunter.io/developer/1884724883) | [Ismael Martinez](https://appshunter.io/developer/6785986135) |

## What reviewers say

### Duly

[App page](https://appshunter.io/ios/app/duly-subscription-tracker/id6760496300)

Track all your recurring expenses, from subscriptions to rent, in one place. Get timely reminders before payments are due and mark them as paid directly from notifications. Visualize your spending with built-in analytics and custom categories.

**Highlights:** Recurring expense tracking, Payment reminders, Mark as paid from notification, Spending analytics, Custom categories, Cross-device sync

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Copper Coin | $1.99 | one-time |
| Duly Unlimited | $4.99 | one-time |
| Silver Coin | $4.99 | one-time |
| Gold Coin | $9.99 | one-time |
| Platinum Coin | $19.99 | one-time |


### Zento

[App page](https://appshunter.io/ios/app/zento-subscription-manager/id6785986133)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zento Pro Monthly | $4.99 | per month |
| Zento Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Duly free?

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

### Is Zento free?

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

### Do Duly or Zento have ads?

Neither Duly nor Zento shows ads.

### Which is updated more often, Duly or Zento?

Duly ships an update weekly, and Zento every 3 weeks. Most recently, Duly was updated on October 14, 2026 and Zento on October 14, 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.*