# Biona vs Tether

The clearest difference is rating: Tether at 5.0 against Biona's 3.0. Tether also leads on update cadence (every 4 days vs every 2 weeks). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Biona sells 1 one-off in-app purchase and Tether sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Tether holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Biona ships an update every 2 weeks, Tether every 4 days. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Biona | Tether |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/biona-offline-planner/id6766897619/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tether-adhd-planner-and-focus/id6777777931/reviews)** |
| Number of ratings | 2 | 2 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 9 MB | 34 MB |
| Requires iOS | 18.0 | 18 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Omar Jadiani](https://appshunter.io/developer/1896335529) | [Sanket Ray](https://appshunter.io/developer/1329199499) |

## What reviewers say

### Biona

[App page](https://appshunter.io/ios/app/biona-offline-planner/id6766897619)

This offline planner helps you manage your day, organize tasks, track goals, and log your mood privately. It offers a simple, clutter-free experience without requiring an account or internet connection.

**Highlights:** Offline functionality, No account required, Task management, Goal tracking, Mood logging, Integrated dashboard

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biona Pro Lifetime | $9.99 | one-time |


### Tether

[App page](https://appshunter.io/ios/app/tether-adhd-planner-and-focus/id6777777931)

This app helps individuals with ADHD manage their tasks and focus by visualizing their day with time blocks. It breaks down overwhelming tasks into smaller steps and offers a focus timer with calming sounds. Users can track energy levels to plan demanding activities more effectively.

**Highlights:** Visual time blocks for daily planning, Task breakdown into small steps, Energy level tracking for tasks, Full-screen focus timer with background sound, Apple Calendar sync, Voice task input

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tether Plus | $2.99 | per month |
| Tether Premium | $7.99 | per month |
| Tether Plus | $29.99 | per year |
| Tether Premium | $44.99 | per year |
| Tether Plus | $49.99 | one-time |
| Tether Premium | $124.99 | one-time |


## Frequently asked questions

### Is Biona free?

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

### Is Tether free?

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

### Which has better reviews, Biona or Tether?

Tether is rated higher. Biona averages 3.0 out of 5 from 2 ratings, while Tether averages 5.0 from 2 ratings.

### Do Biona or Tether have ads?

Neither Biona nor Tether shows ads.

### Which is updated more often, Biona or Tether?

Biona ships an update every 2 weeks, and Tether every 4 days. Most recently, Biona was updated on October 16, 2026 and Tether on October 25, 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.*