# TanB vs Debt Clock

The clearest difference is update cadence: Debt Clock at every 2 days against TanB's every 15 months. Debt Clock also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. TanB sells 1 in-app purchase, starting at $2.99 per month and Debt Clock sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

TanB ships an update every 15 months, Debt Clock every 2 days. The most recent releases landed on September 11, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | TanB | Debt Clock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 15 months | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 16 MB | 25 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Toru Hoshino](https://appshunter.io/developer/1679479070) | [Kanta Osumi](https://appshunter.io/developer/1872595837) |

## What reviewers say

### TanB

[App page](https://appshunter.io/ios/app/tanb/id6473085040)

This app helps university students predict their credit scores based on various academic factors. It allows students to assess their likelihood of passing courses and identify areas for improvement, aiding in academic planning and effort allocation.

**Highlights:** Credit score prediction, Academic performance analysis, Course effort adjustment, Identify areas for improvement, Data-driven insights

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TanB Premium Monthly | $2.99 | per month |


### Debt Clock

[App page](https://appshunter.io/ios/app/debt-clock/id6758671250)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（月額） | $1.99 | per month |
| プレミアムプラン（年額） | $14.99 | per year |


## Frequently asked questions

### Is TanB free?

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

### Is Debt Clock free?

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

### Do TanB or Debt Clock have ads?

Both TanB and Debt Clock show ads.

### Which is updated more often, TanB or Debt Clock?

TanB ships an update every 15 months, and Debt Clock every 2 days. Most recently, TanB was updated on September 11, 2026 and Debt Clock on September 13, 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.*