# Sail vs Zero Debt

The clearest difference is update cadence: Zero Debt at every 3 days against Sail's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sail sells 1 one-off in-app purchase and Zero Debt sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Sail ships an update every 2 weeks, Zero Debt every 3 days. Both last shipped on November 10, 2026.

## The numbers

| Metric | Sail | Zero Debt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 10 MB | 17 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [娣 张](https://appshunter.io/developer/1896712556) | [Sardor Akbarov](https://appshunter.io/developer/6780028842) |

## What reviewers say

### Sail

[App page](https://appshunter.io/ios/app/sail-debt-tracker-and-planner/id6775908463)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 轻帆 Pro | $3.99 | one-time |


### Zero Debt

[App page](https://appshunter.io/ios/app/zero-debt-payoff-planner/id6797665696)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Pro Monthly | $6.99 | per month |
| Zero Pro Monthly | $9.99 | per month |
| Zero Pro | $49.99 | per year |
| Zero Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Sail free?

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

### Is Zero Debt free?

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

### Do Sail or Zero Debt have ads?

Neither Sail nor Zero Debt shows ads.

### Which is updated more often, Sail or Zero Debt?

Sail ships an update every 2 weeks, and Zero Debt every 3 days. Most recently, Sail was updated on November 10, 2026 and Zero Debt on November 10, 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.*