# Haikumi vs Synchronism

The clearest difference is update cadence: Synchronism at every 2 days against Haikumi's monthly. Synchronism also leads on review sentiment (100% vs 86%). Haikumi's advantage is iOS requirement (11.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Haikumi ships an update monthly, Synchronism every 2 days. The most recent releases landed on October 11, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Haikumi | Synchronism |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18 ratings)](https://appshunter.io/ios/app/haikumi/id1632097536/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 85.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free | — |
| Size | 66 MB | 120 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mimio LLC (U.S.)](https://appshunter.io/developer/1632097538) | [ooo.engineering Inc.](https://appshunter.io/developer/1825849811) |

## What reviewers say

### Haikumi

[App page](https://appshunter.io/ios/app/haikumi/id1632097536)

This social networking app facilitates communication exclusively through haiku. Users can send and receive messages composed of 5-7-5 syllable poems. It offers a unique and mindful way to connect with others.

**Highlights:** Haiku-based messaging, Unique communication style, Mindful social connection, Poetry-focused platform

**Features:** macOS Compatibility

**In-app purchases:** none


### Synchronism

[App page](https://appshunter.io/ios/app/synchronism/id6748982509)

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

**In-app purchases:** none


## Frequently asked questions

### Is Haikumi free?

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

### Is Synchronism free?

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

### Do Haikumi or Synchronism have ads?

Neither Haikumi nor Synchronism shows ads.

### Which is updated more often, Haikumi or Synchronism?

Haikumi ships an update monthly, and Synchronism every 2 days. Most recently, Haikumi was updated on October 11, 2026 and Synchronism on October 29, 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.*