# SEED Companion App vs Big Day

The clearest difference is in-app purchases: SEED Companion App at none against Big Day's 2. SEED Companion App also leads on update cadence (weekly vs every 4 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Big Day sells 2 in-app purchases, starting at $7.99 per year. SEED Companion App asks for nothing beyond the download.

SEED Companion App ships an update weekly, Big Day every 4 months. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SEED Companion App | Big Day |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (30 ratings)](https://appshunter.io/ios/app/seed-companion-app/id6504187135/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free | — |
| Size | 346 MB | 9 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Klang Games](https://appshunter.io/developer/723565993) | [Coral Rose Page](https://appshunter.io/developer/1895616483) |

## What reviewers say

### SEED Companion App

[App page](https://appshunter.io/ios/app/seed-companion-app/id6504187135)

Manage your virtual characters' lives and society on a new planet from your mobile device. Receive updates, see their decisions, and chat with them directly to support their journey.

**Highlights:** Manage virtual character daily lives, View character decisions, Receive important updates, Chat directly with characters, Stay connected on the go

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

**In-app purchases:** none


### Big Day

[App page](https://appshunter.io/ios/app/big-day-countdown-widgets/id6781751202)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Big Day Plus Yearly | $7.99 | per year |
| Big Day Plus Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is SEED Companion App free?

SEED Companion App is free to download, with no in-app purchases.

### Is Big Day free?

Big Day is free to download, with in-app purchases available.

### Do SEED Companion App or Big Day have ads?

Neither SEED Companion App nor Big Day shows ads.

### Which is updated more often, SEED Companion App or Big Day?

SEED Companion App ships an update weekly, and Big Day every 4 months. Most recently, SEED Companion App was updated on November 4, 2026 and Big Day on November 5, 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.*