# CarbonAGX Planner vs Cud Bud

The clearest difference is update cadence: Cud Bud at every 3 weeks against CarbonAGX Planner's every 6 months. Cud Bud also leads on iOS requirement (15.1 vs 17). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CarbonAGX Planner ships an update every 6 months, Cud Bud every 3 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CarbonAGX Planner | Cud Bud |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 29 MB | 44 MB |
| Requires iOS | 17 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [mjc25](https://appshunter.io/developer/1725398936) | [Graham Fletcher](https://appshunter.io/developer/6786960408) |

## What reviewers say

### CarbonAGX Planner

[App page](https://appshunter.io/ios/app/carbonagx-planner/id6477408612)

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

**In-app purchases:** none


### Cud Bud

[App page](https://appshunter.io/ios/app/cud-bud/id6786960406)

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

**In-app purchases:** none


## Frequently asked questions

### Is CarbonAGX Planner free?

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

### Is Cud Bud free?

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

### Do CarbonAGX Planner or Cud Bud have ads?

Neither CarbonAGX Planner nor Cud Bud shows ads.

### Which is updated more often, CarbonAGX Planner or Cud Bud?

CarbonAGX Planner ships an update every 6 months, and Cud Bud every 3 weeks. Most recently, CarbonAGX Planner was updated on November 8, 2026 and Cud Bud 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.*