# ClevCalc vs Deep Charger

The clearest difference is in-app purchases: Deep Charger at none against ClevCalc's 2. Deep Charger also leads on ads (none vs shown). ClevCalc's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and update cadence there is nothing between them.

Both are free to download. ClevCalc sells 2 in-app purchases, starting at $2.99 per month. Deep Charger asks for nothing beyond the download.

ClevCalc ships an update monthly, Deep Charger every 2 months. The most recent releases landed on November 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ClevCalc | Deep Charger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (14K ratings)](https://appshunter.io/ios/app/clevcalc-calculator/id1221235593/reviews)** | — |
| Number of ratings | **14K** | — |
| Positive reviews | 91.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 117 MB | 1020 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cleveni Inc.](https://appshunter.io/developer/1221235592) | [Koshin Obayashi](https://appshunter.io/developer/1808587169) |

## What reviewers say

### ClevCalc

[App page](https://appshunter.io/ios/app/clevcalc-calculator/id1221235593)

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

**Highlights:** Scientific calculator, Unit converter, Currency converter, Loan calculator, Health calculator (BMI, BMR), Date calculator, GPA calculator

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $2.99 | per month |
| Premium Subscription | $24.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient calculations
- 💡 Versatile features (currency, unit conversions, etc.)
- 👍 Intuitive interface
- 👍 Helpful for daily tasks

**What reviewers complain about**

- 💰 Subscription model too expensive
- 🔍 Ads can be intrusive
- 🐛 Occasional UI issues (e.g. ads blocking functionality)
- 🔍 Lack of advanced features (e.g. RPN mode, binary calculator)

**Reported bugs**

- Keystrokes not always registering
- Compatibility issues with older devices

**Requested features**

- Dark mode option
- Ability to save/recall calculations
- More customization options
- Integration with other apps/platforms


### Deep Charger

[App page](https://appshunter.io/ios/app/deep-charger/id6782974140)

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

**In-app purchases:** none


## Frequently asked questions

### Is ClevCalc free?

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

### Is Deep Charger free?

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

### Do ClevCalc or Deep Charger have ads?

ClevCalc shows ads; Deep Charger does not.

### Which is updated more often, ClevCalc or Deep Charger?

ClevCalc ships an update monthly, and Deep Charger every 2 months. Most recently, ClevCalc was updated on November 9, 2026 and Deep Charger on October 16, 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.*