# Passnote vs Echotter

Passnote and Echotter are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Passnote sells 2 in-app purchases, starting at $5.99 per month and Echotter sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Passnote ships an update every 4 days, Echotter every 5 days. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Passnote | Echotter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Size | 55 MB | 12 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SHIFENG ZHANG](https://appshunter.io/developer/1886637404) | [Yanlu Li](https://appshunter.io/developer/6806027595) |

## What reviewers say

### Passnote

[App page](https://appshunter.io/ios/app/passnote-japan-it-exam-prep/id6764005710)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月額プラン | $5.99 | per month |
| Pro 年額プラン | $59.99 | per year |


### Echotter

[App page](https://appshunter.io/ios/app/echotter/id6806027593)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lite Monthly | $2.99 | per month |
| Core Monthly | $4.99 | per month |
| Deep Monthly | $9.99 | per month |
| Lite Yearly | $14.99 | per year |
| Core Yearly | $24.99 | per year |
| Deep Yearly | $49.99 | per year |


## Frequently asked questions

### Is Passnote free?

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

### Is Echotter free?

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

### Do Passnote or Echotter have ads?

Neither Passnote nor Echotter shows ads.

### Which is updated more often, Passnote or Echotter?

Passnote ships an update every 4 days, and Echotter every 5 days. Most recently, Passnote was updated on October 17, 2026 and Echotter on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*