# あの日を もういちど。 vs マルッと修正！アカデミア

The clearest difference is in-app purchases: あの日を もういちど。 at none against マルッと修正！アカデミア's 3. マルッと修正！アカデミア's advantage is update cadence (every 3 months vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. マルッと修正！アカデミア sells 3 one-off in-app purchases. あの日を もういちど。 asks for nothing beyond the download.

あの日を もういちど。 ships an update every 8 months, マルッと修正！アカデミア every 3 months. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | あの日を もういちど。 | マルッと修正！アカデミア |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1616583571/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 106 MB | 195 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [GlobalGear Co. Ltd.](https://appshunter.io/developer/670168140) | [NOELITH, INC.](https://appshunter.io/developer/1659312327) |

## What reviewers say

### あの日を もういちど。

[App page](https://appshunter.io/ios/app/id1616583571)

Step into the role of a shopkeeper who can alter the past. Travel to your clients' pasts to help them relive and change "that day." Explore short stories of regret and lingering feelings.

**Highlights:** Alter past events for clients, Explore short stories, Interact with townspeople, Use map for warp travel, Collect nostalgic photos

**In-app purchases:** none


### マルッと修正！アカデミア

[App page](https://appshunter.io/ios/app/id6448621097)

Engage in a fun spot-the-difference game where you play as a student aiming to become a proofreader. Find mistakes in various scenarios, from school life to internships, to hone your observation skills. Enjoy a relaxed gameplay experience with no time limits or penalties.

**Highlights:** Spot 3-5 differences per stage, Hint and answer system, Stage selection and volume control, No time limits, No penalties or game overs, 50 free stages

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除Aパック | $0.99 | one-time |
| 広告削除Bパック | $0.99 | one-time |
| 広告削除ABお得パック | $1.99 | one-time |


## Frequently asked questions

### Is あの日を もういちど。 free?

あの日を もういちど。 is free to download, with no in-app purchases.

### Is マルッと修正！アカデミア free?

マルッと修正！アカデミア is free to download, with in-app purchases available.

### Do あの日を もういちど。 or マルッと修正！アカデミア have ads?

Both あの日を もういちど。 and マルッと修正！アカデミア show ads.

### Which is updated more often, あの日を もういちど。 or マルッと修正！アカデミア?

あの日を もういちど。 ships an update every 8 months, and マルッと修正！アカデミア every 3 months. Most recently, あの日を もういちど。 was updated on October 16, 2026 and マルッと修正！アカデミア on October 15, 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.*