# Calc vs Subscription

The clearest difference is in-app purchases: Calc at none against Subscription's 3. Calc also leads on update cadence (every 3 weeks vs every 10 months) and iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Subscription sells 3 in-app purchases, starting at $2.99 per month. Calc asks for nothing beyond the download.

Calc ships an update every 3 weeks, Subscription every 10 months. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Calc | Subscription |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (41 ratings)](https://appshunter.io/ios/app/calc-multiline-calculator/id6482418917/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Monetization | Free | — |
| Size | 18 MB | 12 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aleksei Khaliapin](https://appshunter.io/developer/1739805597) | [Pranshu Patidar](https://appshunter.io/developer/1807470704) |

## What reviewers say

### Calc

[App page](https://appshunter.io/ios/app/calc-multiline-calculator/id6482418917)

This app offers instant calculations as you type, eliminating the need for an equals button. Its notepad-style interface allows for multiple calculations at once, with smart result reuse for efficiency. It's a free, user-friendly tool for everyday math, schoolwork, and professional tasks.

**Highlights:** Instant calculation as you type, Multiline input for multiple problems, Smart result reuse, Basic arithmetic and percentages, No equals button required, Clean, minimalist design

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

**In-app purchases:** none


### Subscription

[App page](https://appshunter.io/ios/app/subscription-reminder-tracker/id6745758809)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $2.99 | per month |
| Plus Yearly | $24.99 | per year |
| Plus Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Calc free?

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

### Is Subscription free?

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

### Do Calc or Subscription have ads?

Neither Calc nor Subscription shows ads.

### Which is updated more often, Calc or Subscription?

Calc ships an update every 3 weeks, and Subscription every 10 months. Most recently, Calc was updated on October 8, 2026 and Subscription on October 3, 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.*