# 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 vs Bit by Bit Farm

The clearest difference is in-app purchases: 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 at none against Bit by Bit Farm's 7. 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 also leads on ads (none vs shown) and review sentiment (100% vs 83%). Bit by Bit Farm's advantage is update cadence (every 6 weeks vs every 11 months). On price and device support there is nothing between them.

Both are free to download. Bit by Bit Farm sells 7 one-off in-app purchases. 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 asks for nothing beyond the download.

縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 ships an update every 11 months, Bit by Bit Farm every 6 weeks. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 | Bit by Bit Farm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/bit-by-bit-farm/id6749309839/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 233 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [GlobalGear Co. Ltd.](https://appshunter.io/developer/670168140) | [YOTORIE Co., Ltd](https://appshunter.io/developer/1565763690) |

## What reviewers say

### 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。

[App page](https://appshunter.io/ios/app/id942811893)

Explore the Jomon period by observing and interacting with your ancestors. Provide them with modern items to see their reactions and learn about their civilization in this idle simulation game.

**Highlights:** Observe Jomon people's reactions, Provide modern items for interaction, Learn about Jomon civilization, Idle simulation gameplay, Educational and entertaining

**In-app purchases:** none


### Bit by Bit Farm

[App page](https://appshunter.io/ios/app/bit-by-bit-farm/id6749309839)

Cultivate a charming pixel farm from humble beginnings. Tend to crops and animals, expand your land, and enjoy a relaxing gameplay loop designed for short, daily sessions. Progress is measured by your collection and creative endeavors.

**Highlights:** Build and customize your farm, Plant and harvest diverse crops, Care for various animal species, Collection-based progression, Designed for short daily sessions, Simple tap-first controls

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Greater Acceleration Crystal | $0.49 | one-time |
| Plus Toolkit | $1.99 | one-time |
| Remove video ads | $1.99 | one-time |
| Supreme Acceleration Crystal | $1.99 | one-time |
| Peacock Elixer x 10 | $1.99 | one-time |
| Growth Boost Bundle | $3.99 | one-time |
| Mega Bundle | $5.99 | one-time |


## Frequently asked questions

### Is 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 free?

縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 is free to download, with no in-app purchases.

### Is Bit by Bit Farm free?

Bit by Bit Farm is free to download, with in-app purchases available.

### Do 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 or Bit by Bit Farm have ads?

Bit by Bit Farm shows ads; 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 does not.

### Which is updated more often, 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 or Bit by Bit Farm?

縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 ships an update every 11 months, and Bit by Bit Farm every 6 weeks. Most recently, 縄文人観察キット  ～文明を発展させる放置系育成ゲーム。 was updated on October 16, 2026 and Bit by Bit Farm on October 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.*