# Calculator⁷ vs DBH

The clearest difference is in-app purchases: Calculator⁷ at none against DBH's 12. Calculator⁷ also leads on iOS requirement (16.0 vs 18.2). DBH's advantage is review sentiment (100% vs 91%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DBH sells 5 in-app purchases, starting at $1.99 per month. Calculator⁷ asks for nothing beyond the download.

Calculator⁷ ships an update every 4 days, DBH every 3 days. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Calculator⁷ | DBH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18 ratings)](https://appshunter.io/ios/app/calculator/id6670785680/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 90.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | **Free** | Paid |
| Size | 5 MB | 117 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Space-Time Transformation Technology Co., Ltd.](https://appshunter.io/developer/1296151491) | [良 陈](https://appshunter.io/developer/1815739810) |

## What reviewers say

### Calculator⁷

[App page](https://appshunter.io/ios/app/calculator/id6670785680)

This free calculator app offers a clean interface with instant launch and a history feature to view past calculations. It includes customizable themes, keypress sounds, and real-time result display for a smooth user experience.

**Highlights:** Calculation history, Segmented input method, iPad split-screen support, Customizable themes and sounds, Real-time result display, Undo and delete functions

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

**In-app purchases:** none


### DBH

[App page](https://appshunter.io/ios/app/dbh/id6746227629)

Organize your life with this comprehensive app. Manage personal information, financial records, passwords, locations, notes, and tasks securely. Features include location tracking, reminders, secure storage for sensitive data, and data backup options.

**Highlights:** Location records, Countdown days, Password management, Bank card management, Task list, Data backup, Notes with Markdown

**Features:** macOS Compatibility, Safari Extension, Siri integration, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DBH Pro Monthly | $1.99 | per month |
| DBH Pro Yearly | $17.99 | per year |
| 数字产品皮肤 | $0.99 | one-time |
| 连续包月会员 | $0.99 | one-time |
| 连续包年会员 | $14.99 | one-time |


## Frequently asked questions

### Is Calculator⁷ free?

Calculator⁷ is free to download, with no in-app purchases.

### Is DBH free?

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

### Do Calculator⁷ or DBH have ads?

Neither Calculator⁷ nor DBH shows ads.

### Which is updated more often, Calculator⁷ or DBH?

Calculator⁷ ships an update every 4 days, and DBH every 3 days. Most recently, Calculator⁷ was updated on October 14, 2026 and DBH on October 12, 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.*