# MoboBoost vs Confidence Interval Calc

The clearest difference is in-app purchases: Confidence Interval Calc at none against MoboBoost's 10. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MoboBoost sells 7 in-app purchases, starting at $3.99 per 3 months. Confidence Interval Calc asks for nothing beyond the download.

MoboBoost ships an update weekly, Confidence Interval Calc every 6 days. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | MoboBoost | Confidence Interval Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/moboboost/id6744351417/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 30 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [成都凤鸣轩网络科技有限公司](https://appshunter.io/developer/1465677716) | [Arsosa Network Inc.](https://appshunter.io/developer/1209042440) |

## What reviewers say

### MoboBoost

[App page](https://appshunter.io/ios/app/moboboost/id6744351417)

Access a curated library of short drama clips for digital creators. Discover stories across multiple genres with instant HD downloads. Browse content intuitively and find inspiration for your next project.

**Highlights:** Professionally curated short drama collection, Multiple popular genres, Instant HD downloads (1080p), Intuitive category browsing, Premium content resource

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP(quarterly) | $3.99 | per 3 months |
| VIP(quarterly) | $6.99 | per 3 months |
| VIP(quarterly) | $7.99 | per 3 months |
| VIP(quarterly) | $12.99 | per 3 months |
| VIP(quarterly) | $15.99 | per 3 months |
| VIP(yearly) | $29.99 | per year |
| VIP(yearly) | $39.99 | per year |


### Confidence Interval Calc

[App page](https://appshunter.io/ios/app/confidence-interval-calc/id6749201174)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MoboBoost free?

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

### Is Confidence Interval Calc free?

Confidence Interval Calc is free to download, with no in-app purchases.

### Do MoboBoost or Confidence Interval Calc have ads?

Neither MoboBoost nor Confidence Interval Calc shows ads.

### Which is updated more often, MoboBoost or Confidence Interval Calc?

MoboBoost ships an update weekly, and Confidence Interval Calc every 6 days. Most recently, MoboBoost was updated on October 6, 2026 and Confidence Interval Calc on October 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.*