# Buft vs Grimoire Study

The clearest difference is rating: Buft at 5.0 against Grimoire Study's 4.0. Buft also leads on in-app purchases (none vs 8). Grimoire Study's advantage is update cadence (fortnightly vs every 4 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Grimoire Study sells 8 in-app purchases, starting at $8.99 per month. Buft asks for nothing beyond the download.

Buft holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Buft ships an update every 4 months, Grimoire Study fortnightly. The most recent releases landed on November 8, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Buft | Grimoire Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/buft/id6475358905/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/grimoire-study/id6795682831/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 2 MB | 113 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Steale LLC](https://appshunter.io/developer/1523108873) | [BRIAN M BREMGES](https://appshunter.io/developer/1896769119) |

## What reviewers say

### Buft

[App page](https://appshunter.io/ios/app/buft/id6475358905)

This app simplifies the concept of compounding with a fun, visual approach. It helps users understand the power of early investment and the impact of spending decisions on future growth.

**Highlights:** Visual compounding calculator, Educational fun, Spending decision impact analysis, Early start benefits visualization, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Grimoire Study

[App page](https://appshunter.io/ios/app/grimoire-study/id6795682831)

Digitally catalog your card collection by scanning them with your camera. Build new decks using your existing cards, track their value, and manage wishlists and binders. Offers deck-building assistance with explanations and rule citations.

**Highlights:** Scan cards with camera, Build decks from owned cards, Track collection value, Deck-building assistant, Wishlist and binder management, Search card printings

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Collector | $8.99 | per month |
| Pro | $16.99 | per month |
| Collector, Yearly | $89.99 | per year |
| Pro, Yearly | $169.99 | per year |
| Impulse Mana | $3.49 | one-time |
| Small Mana Pack | $6.99 | one-time |
| Medium Mana Pack | $13.99 | one-time |
| Large Mana Pack | $28.99 | one-time |


## Frequently asked questions

### Is Buft free?

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

### Is Grimoire Study free?

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

### Which has better reviews, Buft or Grimoire Study?

Buft is rated higher. Buft averages 5.0 out of 5 from 1 ratings, while Grimoire Study averages 4.0 from 2 ratings.

### Do Buft or Grimoire Study have ads?

Neither Buft nor Grimoire Study shows ads.

### Which is updated more often, Buft or Grimoire Study?

Buft ships an update every 4 months, and Grimoire Study fortnightly. Most recently, Buft was updated on November 8, 2026 and Grimoire Study on November 10, 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.*