# Calculator+ Photo Math Solver vs CountX

The clearest difference is rating: CountX at 4.8 against Calculator+ Photo Math Solver's 3.7. CountX also leads on monetization model (free with in-app purchases vs subscription) and review sentiment (100% vs 75%). Calculator+ Photo Math Solver's advantage is iOS requirement (16.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Calculator+ Photo Math Solver sells 2 in-app purchases, starting at $4.99 per 7 days and CountX sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

CountX holds the better App Store score, 4.8 against 3.7. Both are backed by a comparable volume of ratings — 18 and 84 respectively. Written reviews point the same way: 75% of Calculator+ Photo Math Solver's written reviews are positive against 100% of CountX's.

Calculator+ Photo Math Solver ships an update weekly, CountX every 2 weeks. The most recent releases landed on September 18, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Calculator+ Photo Math Solver | CountX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (18 ratings)](https://appshunter.io/ios/app/calculator-plus-photo-math-solver/id1226646910/reviews) | **[4.8 (84 ratings)](https://appshunter.io/ios/app/countx-countdown-and-reminders/id6743341927/reviews)** |
| Number of ratings | 18 | **84** |
| Positive reviews | 74.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 43 MB | 78 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LYKOV STUDIO LTD](https://appshunter.io/developer/1783754094) | [Shaffans Studios](https://appshunter.io/developer/1793082923) |

## What reviewers say

### Calculator+ Photo Math Solver

[App page](https://appshunter.io/ios/app/calculator-plus-photo-math-solver/id1226646910)

This app offers a straightforward yet capable calculator for daily use on iPhone and iPad. It includes all essential arithmetic functions and maintains a history of your computations. Enjoy features like saving, copying, and forwarding calculations, along with a dark theme and multitasking support.

**Highlights:** Simple and fast calculation, Calculation history, iPad version support, Multitasking (Split View), Save, copy, and forward calculations, Backspace button, Dark theme

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Премиум неделя | $4.99 | per 7 days |
| Премиум год | $29.99 | per year |


### CountX

[App page](https://appshunter.io/ios/app/countx-countdown-and-reminders/id6743341927)

Track important events like birthdays and deadlines with customizable widgets for your Home, Lock, and StandBy screens. Set up recurring countdowns, import from your existing calendar, and receive real-time notifications. Personalize your countdowns with custom themes and icons for a stylish and distraction-free experience.

**Highlights:** Customizable widgets for Home, Lock, and StandBy screens, Smart event creation with repeat options, Import events from Calendar & Reminders, Real-time notifications, Custom themes and icons, Minimalist design

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $4.99 | per year |
| Premium Access for Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Calculator+ Photo Math Solver free?

Calculator+ Photo Math Solver is free to download, with in-app purchases available.

### Is CountX free?

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

### Which has better reviews, Calculator+ Photo Math Solver or CountX?

CountX is rated higher. Calculator+ Photo Math Solver averages 3.7 out of 5 from 18 ratings, while CountX averages 4.8 from 84 ratings.

### Do Calculator+ Photo Math Solver or CountX have ads?

Neither Calculator+ Photo Math Solver nor CountX shows ads.

### Which is updated more often, Calculator+ Photo Math Solver or CountX?

Calculator+ Photo Math Solver ships an update weekly, and CountX every 2 weeks. Most recently, Calculator+ Photo Math Solver was updated on September 18, 2026 and CountX on September 26, 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.*