# Growbit vs InvisibleEar

The clearest difference is in-app purchases: InvisibleEar at none against Growbit's 9. InvisibleEar also leads on update cadence (fortnightly vs monthly). Growbit's advantage is chart position (#188 vs unranked). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Growbit sells 9 in-app purchases, starting at $9.99 per month. InvisibleEar asks for nothing beyond the download.

Growbit ships an update monthly, InvisibleEar fortnightly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Growbit | InvisibleEar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (58 ratings)](https://appshunter.io/ios/app/growbit-daily-micro-learning/id6747403161/reviews)** | — |
| Number of ratings | **58** | — |
| Positive reviews | 13.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#188** | — |
| Size | 255 MB | 207 MB |
| Requires iOS | 16 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Zemeto Ltd.](https://appshunter.io/developer/1648479007) | [Andrea Zariwny](https://appshunter.io/developer/764798549) |

## What reviewers say

### Growbit

[App page](https://appshunter.io/ios/app/growbit-daily-micro-learning/id6747403161)

**Currently charting:** #188 Top Free · Education (US App Store)

This app offers short, engaging daily lessons to help you learn new facts and build knowledge without pressure. Transform your screen time into a productive learning habit with bite-sized content across various subjects.

**Highlights:** Bite-sized lessons, Learn new facts daily, Habit building, Multiple topics, Weekly new content, 5-minute lessons

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Unlimited Access Weekly | $9.99 | per 7 days |
| Weekly | $9.99 | per 7 days |
| Weekly | $11.99 | per 7 days |
| Yearly | $35.99 | per year |
| Unlimited access for 3 months | $39.99 | per 3 months |
| Unlimited Yearly Access | $59.99 | per year |
| Yearly | $59.99 | per year |
| Unlimited Yearly Access | $89.99 | per year |


### InvisibleEar

[App page](https://appshunter.io/ios/app/invisibleear/id6758681330)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Growbit free?

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

### Is InvisibleEar free?

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

### Do Growbit or InvisibleEar have ads?

Neither Growbit nor InvisibleEar shows ads.

### Which is updated more often, Growbit or InvisibleEar?

Growbit ships an update monthly, and InvisibleEar fortnightly. Most recently, Growbit was updated on November 8, 2026 and InvisibleEar on October 31, 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.*