# Private iNotes vs CalcGrid

The clearest difference is price: Private iNotes at Free against CalcGrid's $0.99. Private iNotes also leads on iOS requirement (9.0 vs 13.0). CalcGrid's advantage is update cadence (every 3 days vs monthly). On ads, in-app purchases and device support there is nothing between them.

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

Private iNotes ships an update monthly, CalcGrid every 3 days. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Private iNotes | CalcGrid |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (58 ratings)](https://appshunter.io/ios/app/private-inotes/id901753073/reviews)** | — |
| Number of ratings | **58** | — |
| Positive reviews | 73.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 72 MB | 0 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [传胜 贾](https://appshunter.io/developer/789568029) | [VIADEX VENTURES INC](https://appshunter.io/developer/1792353141) |

## What reviewers say

### Private iNotes

[App page](https://appshunter.io/ios/app/private-inotes/id901753073)

Securely store and organize your notes with password protection and iCloud syncing. Easily share memos via email or messaging, and manage entries with intuitive swipe gestures. Categorize your notes for better organization and never forget important events with starred entries.

**Highlights:** Password protection for data privacy, Starred entries for important events, Email and text message sharing, Categorize memos, iCloud automatic updates, Swipe to delete or rename entries, Swipe to share memos

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcGrid

[App page](https://appshunter.io/ios/app/calcgrid/id6744668495)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Private iNotes free?

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

### Is CalcGrid free?

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

### Do Private iNotes or CalcGrid have ads?

Neither Private iNotes nor CalcGrid shows ads.

### Which is updated more often, Private iNotes or CalcGrid?

Private iNotes ships an update monthly, and CalcGrid every 3 days. Most recently, Private iNotes was updated on October 15, 2026 and CalcGrid on September 30, 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.*