# Heptabase vs NOTE TO TONE

The clearest difference is in-app purchases: Heptabase at none against NOTE TO TONE's 1. NOTE TO TONE's advantage is update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. NOTE TO TONE sells 1 one-off in-app purchase. Heptabase asks for nothing beyond the download.

Heptabase ships an update weekly, NOTE TO TONE every 2 days. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Heptabase | NOTE TO TONE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (71 ratings)](https://appshunter.io/ios/app/heptabase/id6445801508/reviews)** | — |
| Number of ratings | **71** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free | — |
| Size | 239 MB | 17 MB |
| Requires iOS | **15.5** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hepta Platforms, Inc](https://appshunter.io/developer/1673863042) | [Takashi Tsunoda](https://appshunter.io/developer/1884742586) |

## What reviewers say

### Heptabase

[App page](https://appshunter.io/ios/app/heptabase/id6445801508)

This visual note-taking application helps users learn complex subjects. The mobile version offers complete access to all your notes, journals, and whiteboards, allowing you to review your work on the go.

**Highlights:** Visual note-taking, Learn complex topics, Access cards and journals, Read whiteboards, Mobile access

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

**In-app purchases:** none


### NOTE TO TONE

[App page](https://appshunter.io/ios/app/note-to-tone/id6806773399)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock | $0.99 | one-time |


## Frequently asked questions

### Is Heptabase free?

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

### Is NOTE TO TONE free?

NOTE TO TONE is free to download, with in-app purchases available.

### Do Heptabase or NOTE TO TONE have ads?

Neither Heptabase nor NOTE TO TONE shows ads.

### Which is updated more often, Heptabase or NOTE TO TONE?

Heptabase ships an update weekly, and NOTE TO TONE every 2 days. Most recently, Heptabase was updated on October 17, 2026 and NOTE TO TONE 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.*