# one digit addition vs Block Fit

The clearest difference is rating: Block Fit at 5.0 against one digit addition's 3.0. Block Fit also leads on update cadence (every 5 days vs every 13 months). one digit addition's advantage is iOS requirement (8.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Block Fit holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

one digit addition ships an update every 13 months, Block Fit every 5 days. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | one digit addition | Block Fit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/one-digit-addition/id424279638/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/block-fit-shape-puzzle/id6768541003/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 4 MB | 200 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Currach Software](https://appshunter.io/developer/315759561) | [DAEWON CHOI](https://appshunter.io/developer/1896583623) |

## What reviewers say

### one digit addition

[App page](https://appshunter.io/ios/app/one-digit-addition/id424279638)

Practice single-digit addition with this game. It features nine stages with random questions, offering a speed puzzle and search game experience. This is a lite version of a more comprehensive math app.

**Highlights:** Single-digit addition practice, Speed puzzle game, Search game mode, Nine stages with random questions, Lite version of a full math app

**Features:** macOS Compatibility

**In-app purchases:** none


### Block Fit

[App page](https://appshunter.io/ios/app/block-fit-shape-puzzle/id6768541003)

A relaxing puzzle game where you fit shapes into a board without time limits or pressure. Enjoy over 100 stages and daily challenges at your own pace, with an offline mode for play anywhere. It offers a clean, distraction-free interface for a calm mind.

**Highlights:** No timers or pressure, Over 100 stages, Daily puzzles, Challenge mode, Offline play, Distraction-free interface

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

**In-app purchases:** none


## Frequently asked questions

### Is one digit addition free?

one digit addition is free to download, with no in-app purchases.

### Is Block Fit free?

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

### Which has better reviews, one digit addition or Block Fit?

Block Fit is rated higher. one digit addition averages 3.0 out of 5 from 1 ratings, while Block Fit averages 5.0 from 1 ratings.

### Do one digit addition or Block Fit have ads?

Neither one digit addition nor Block Fit shows ads.

### Which is updated more often, one digit addition or Block Fit?

one digit addition ships an update every 13 months, and Block Fit every 5 days. Most recently, one digit addition was updated on October 23, 2026 and Block Fit on October 9, 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.*