# Stackd vs StudyRank

The clearest difference is update cadence: StudyRank at every 5 days against Stackd's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Stackd sells 1 one-off in-app purchase and StudyRank sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Stackd ships an update fortnightly, StudyRank every 5 days. The most recent releases landed on September 14, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Stackd | StudyRank |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 3 MB | 28 MB |
| Requires iOS | 18 | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nene Nakagawa](https://appshunter.io/developer/1821103094) | [Markus Loibner](https://appshunter.io/developer/1874284175) |

## What reviewers say

### Stackd

[App page](https://appshunter.io/ios/app/stackd-study-timer-and-tracker/id6761293821)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stackd Pro | $1.99 | one-time |


### StudyRank

[App page](https://appshunter.io/ios/app/studyrank-study-timer-and-focus/id6785974213)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | per month |
| Pro | $9.99 | per year |
| Pro | $17.99 | one-time |


## Frequently asked questions

### Is Stackd free?

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

### Is StudyRank free?

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

### Do Stackd or StudyRank have ads?

Neither Stackd nor StudyRank shows ads.

### Which is updated more often, Stackd or StudyRank?

Stackd ships an update fortnightly, and StudyRank every 5 days. Most recently, Stackd was updated on September 14, 2026 and StudyRank on September 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.*