# Calibrate vs HelpDo

The clearest difference is in-app purchases: HelpDo at none against Calibrate's 1. HelpDo also leads on iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Calibrate sells 1 one-off in-app purchase. HelpDo asks for nothing beyond the download.

## The numbers

| Metric | Calibrate | HelpDo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 4 MB | 36 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Warren Peters](https://appshunter.io/developer/1591974619) | [Ali Rizvi](https://appshunter.io/developer/6789318276) |

## What reviewers say

### Calibrate

[App page](https://appshunter.io/ios/app/calibrate-time-block-planner/id6758213974)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calibrate Pro — Lifetime | $9.99 | one-time |


### HelpDo

[App page](https://appshunter.io/ios/app/helpdo-goals-todos-and-help/id6780346021)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calibrate free?

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

### Is HelpDo free?

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

### Do Calibrate or HelpDo have ads?

Neither Calibrate nor HelpDo shows ads.

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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.*