# CeliTax vs Grindly

The clearest difference is in-app purchases: CeliTax at none against Grindly's 1. CeliTax also leads on iOS requirement (8.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

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

CeliTax ships an update every 5 months, Grindly every 3 months. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | CeliTax | Grindly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Size | 20 MB | 25 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Crave N Save Inc](https://appshunter.io/developer/915659991) | [Joze Gradisar](https://appshunter.io/developer/1674181209) |

## What reviewers say

### CeliTax

[App page](https://appshunter.io/ios/app/celitax/id1043703929)

**In-app purchases:** none


### Grindly

[App page](https://appshunter.io/ios/app/grindly-habit-tracker/id6759507317)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grindly Pro Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is CeliTax free?

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

### Is Grindly free?

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

### Do CeliTax or Grindly have ads?

Neither CeliTax nor Grindly shows ads.

### Which is updated more often, CeliTax or Grindly?

CeliTax ships an update every 5 months, and Grindly every 3 months. Most recently, CeliTax was updated on October 11, 2026 and Grindly on October 7, 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.*