# SPHERE vs SubmitKit

The clearest difference is in-app purchases: SPHERE at none against SubmitKit's 2. SPHERE also leads on device support (4 vs 1) and iOS requirement (15.1 vs 18.0). On price, update cadence and ads there is nothing between them.

Both are free to download. SubmitKit sells 2 in-app purchases, starting at $6.99 per month. SPHERE asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SPHERE | SubmitKit |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 66 MB | 35 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ki Young Wang](https://appshunter.io/developer/1875300762) | [JAYCO LIMITED LIABILITY COMPANY](https://appshunter.io/developer/1893569647) |

## What reviewers say

### SPHERE

[App page](https://appshunter.io/ios/app/sphere/id6758857594)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### SubmitKit

[App page](https://appshunter.io/ios/app/submitkit-bjj-tech-library/id6762257582)

Easily save and organize BJJ technique videos from social media into a personal library. AI automatically tags each technique, allowing for quick searching and filtering to build and improve your grappling game.

**Highlights:** Import videos from Instagram and Facebook, AI auto-tagging of techniques, Full-text search of library, Filter by technique tags, Track drilled techniques, Build personalized BJJ game

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SubmitKit Pro | $6.99 | per month |
| SubmitKit | $47.99 | per year |


## Frequently asked questions

### Is SPHERE free?

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

### Is SubmitKit free?

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

### Do SPHERE or SubmitKit have ads?

Neither SPHERE nor SubmitKit shows ads.

### Which is updated more often, SPHERE or SubmitKit?

SPHERE ships an update weekly, and SubmitKit weekly. Most recently, SPHERE was updated on October 18, 2026 and SubmitKit on October 8, 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.*