# MindAnchor vs Plumbline Studio

The clearest difference is price: MindAnchor at Free against Plumbline Studio's $2.99. MindAnchor also leads on update cadence (every 3 days vs every 10 days). Plumbline Studio's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

MindAnchor is free to download; Plumbline Studio costs $2.99 up front. MindAnchor sells 3 in-app purchases, starting at $0.99 per month. Plumbline Studio asks for nothing beyond the download.

MindAnchor ships an update every 3 days, Plumbline Studio every 10 days. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | MindAnchor | Plumbline Studio |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 10 days |
| Size | 19 MB | 3 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [锦晖 成](https://appshunter.io/developer/1865803672) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### MindAnchor

[App page](https://appshunter.io/ios/app/mindanchor-easycheck/id6757639692)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $4.99 | per year |
| Lifetime Unlock | $0.99 | one-time |


### Plumbline Studio

[App page](https://appshunter.io/ios/app/plumbline-studio/id6771016320)

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

**In-app purchases:** none


## Frequently asked questions

### Is MindAnchor free?

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

### Is Plumbline Studio free?

Plumbline Studio costs $2.99, with no in-app purchases.

### Do MindAnchor or Plumbline Studio have ads?

Neither MindAnchor nor Plumbline Studio shows ads.

### Which is updated more often, MindAnchor or Plumbline Studio?

MindAnchor ships an update every 3 days, and Plumbline Studio every 10 days. Most recently, MindAnchor was updated on October 18, 2026 and Plumbline Studio on October 8, 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.*