# Study Dost vs DOST SIMATAR

The clearest difference is in-app purchases: DOST SIMATAR at none against Study Dost's 10. DOST SIMATAR also leads on update cadence (every 3 days vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Study Dost sells 10 one-off in-app purchases. DOST SIMATAR asks for nothing beyond the download.

Study Dost ships an update every 4 months, DOST SIMATAR every 3 days. The most recent releases landed on December 20, 2025 and September 11, 2026 respectively.

## The numbers

| Metric | Study Dost | DOST SIMATAR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Size | 147 MB | 227 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PAVI PUBLICATION PRIVATE LIMITED](https://appshunter.io/developer/1790866777) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### Study Dost

[App page](https://appshunter.io/ios/app/study-dost/id6480199352)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AP | $29.99 | one-time |
| Package - AQ | $29.99 | one-time |
| Package - AS | $29.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BH | $49.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BF | $49.99 | one-time |


### DOST SIMATAR

[App page](https://appshunter.io/ios/app/dost-simatar-comets/id6745665821)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Study Dost free?

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

### Is DOST SIMATAR free?

DOST SIMATAR is free to download, with no in-app purchases.

### Do Study Dost or DOST SIMATAR have ads?

Neither Study Dost nor DOST SIMATAR shows ads.

### Which is updated more often, Study Dost or DOST SIMATAR?

Study Dost ships an update every 4 months, and DOST SIMATAR every 3 days. Most recently, Study Dost was updated on December 20, 2025 and DOST SIMATAR on September 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*