# MAP COLLECTION diground vs マメモ ~ 地図上でメモできる ~

The clearest difference is in-app purchases: マメモ ~ 地図上でメモできる ~ at none against MAP COLLECTION diground's 7. MAP COLLECTION diground's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. MAP COLLECTION diground sells 7 one-off in-app purchases. マメモ ~ 地図上でメモできる ~ asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on September 6, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | MAP COLLECTION diground | マメモ ~ 地図上でメモできる ~ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 64.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 84 MB | 76 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [DIGROUND INC.](https://appshunter.io/developer/1203540952) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### MAP COLLECTION diground

[App page](https://appshunter.io/ios/app/map-collection-diground/id1081243587)

Create and share custom maps by burying comments and pictures as time capsules. Set conditions for opening these capsules, like time or distance, to surprise others. Engage with a community of map creators and discover new content.

**Highlights:** Create custom maps, Bury comments and pictures as time capsules, Set opening conditions for capsules, Publish maps to a public gallery, Comment and review user-created maps, Discover favorite maps

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TEST PURCHASE | $0.99 | one-time |
| 50 Dig Coin | $0.99 | one-time |
| 100 Dig Coin | $1.99 | one-time |
| 150 Dig Coin | $2.99 | one-time |
| 200 Dig Coin | $3.99 | one-time |
| 250 Dig Coin | $4.99 | one-time |
| 500 Dig Coin | $9.99 | one-time |


### マメモ ~ 地図上でメモできる ~

[App page](https://appshunter.io/ios/app/id1187673469)

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

**In-app purchases:** none


## Frequently asked questions

### Is MAP COLLECTION diground free?

MAP COLLECTION diground is free to download, with in-app purchases available.

### Is マメモ ~ 地図上でメモできる ~ free?

マメモ ~ 地図上でメモできる ~ is free to download, with no in-app purchases.

### Do MAP COLLECTION diground or マメモ ~ 地図上でメモできる ~ have ads?

マメモ ~ 地図上でメモできる ~ shows ads; MAP COLLECTION diground does not.

### Which is updated more often, MAP COLLECTION diground or マメモ ~ 地図上でメモできる ~?

MAP COLLECTION diground ships an update every 6 weeks, and マメモ ~ 地図上でメモできる ~ every 6 weeks. Most recently, MAP COLLECTION diground was updated on September 6, 2026 and マメモ ~ 地図上でメモできる ~ on August 27, 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.*