# iCalcline vs Noteflow

The clearest difference is review sentiment: Noteflow at 47% against iCalcline's 0%. Noteflow also leads on price (Free vs $0.99) and rating (4.2 vs 1.0). On ads, in-app purchases and device support there is nothing between them.

Noteflow is free to download; iCalcline costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Noteflow holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Noteflow has 182 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of iCalcline's written reviews are positive against 47% of Noteflow's.

iCalcline ships an update every 24 months, Noteflow every 6 weeks. The most recent releases landed on September 28, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | iCalcline | Noteflow |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/icalcline/id432947683/reviews) | **[4.2 (182 ratings)](https://appshunter.io/ios/app/noteflow-simple-notes/id1252732105/reviews)** |
| Number of ratings | 1 | **182** |
| Positive reviews | 0.0% of reviews | **46.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 6 weeks** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 14 MB |
| Requires iOS | 15.6 | **12.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roberto Panetta](https://appshunter.io/developer/1438480110) | [Qrayon, LLC](https://appshunter.io/developer/354980265) |

## What reviewers say

### iCalcline

[App page](https://appshunter.io/ios/app/icalcline/id432947683)

This app is a modern algebra calculator for iOS that can solve complex math expressions with variables and functions. It offers a customized keyboard for easy input and displays results instantly. Users can create and manage an unlimited number of variables and constants.

**Highlights:** Evaluates complex algebraic expressions, Supports variables and constants, Customized keyboard for easy input, Instant result display, Unlimited variable and constant management, Step-by-step solving option, High precision calculations

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

**In-app purchases:** none


### Noteflow

[App page](https://appshunter.io/ios/app/noteflow-simple-notes/id1252732105)

This app offers a digital notebook experience designed to replace pen and paper. It allows for note-taking, PDF annotation, sketching, and freeform idea capture with vector ink that scales without quality loss. Seamlessly integrate real-world content and organize your thoughts digitally.

**Highlights:** Digital notebook replacement for pen and paper, Annotate PDFs and sketch freely, Convert real-world images to vector ink, Fluid editing without traditional layers, Drag-and-drop integration with iOS, Cloud storage synchronization

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iCalcline free?

iCalcline costs $0.99, with no in-app purchases.

### Is Noteflow free?

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

### Which has better reviews, iCalcline or Noteflow?

Noteflow is rated higher. iCalcline averages 1.0 out of 5 from 1 ratings, while Noteflow averages 4.2 from 182 ratings.

### Do iCalcline or Noteflow have ads?

Neither iCalcline nor Noteflow shows ads.

### Which is updated more often, iCalcline or Noteflow?

iCalcline ships an update every 24 months, and Noteflow every 6 weeks. Most recently, iCalcline was updated on September 28, 2026 and Noteflow on October 10, 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.*