# Sonic vs Project Planner

The clearest difference is in-app purchases: Sonic at none against Project Planner's 4. Sonic also leads on iOS requirement (11.0 vs 17.0). Project Planner's advantage is update cadence (every 5 days vs every 11 days). On price, ads and device support there is nothing between them.

Both are free to download. Project Planner sells 4 in-app purchases, starting at $5.99 per month. Sonic asks for nothing beyond the download.

Sonic ships an update every 11 days, Project Planner every 5 days. The most recent releases landed on October 5, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Sonic | Project Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (17 ratings)](https://appshunter.io/ios/app/project-planner-milestones/id6737195092/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 42 MB | 72 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Rubik Smart Solutions](https://appshunter.io/developer/1483981076) | [Yassine Zeriouh](https://appshunter.io/developer/1299539816) |

## What reviewers say

### Sonic

[App page](https://appshunter.io/ios/app/sonic-x/id1643401406)

**Features:** macOS Compatibility

**In-app purchases:** none


### Project Planner

[App page](https://appshunter.io/ios/app/project-planner-milestones/id6737195092)

Manage multiple projects and track their progress with a focus on independent development. Break down large goals into actionable tasks and organize your workflow with customizable tags and a clean interface. Ideal for solo creators and indie developers.

**Highlights:** Flexible task management, Smart tagging system, Customizable color-coded tags, Visual progress tracking, Backlog management, Distraction-free interface

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $5.99 | per month |
| Premium Yearly | $29.99 | per year |
| Premium Lifetime | $29.99 | one-time |
| Premium Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Sonic free?

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

### Is Project Planner free?

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

### Do Sonic or Project Planner have ads?

Neither Sonic nor Project Planner shows ads.

### Which is updated more often, Sonic or Project Planner?

Sonic ships an update every 11 days, and Project Planner every 5 days. Most recently, Sonic was updated on October 5, 2026 and Project Planner on October 20, 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.*