# SumGrig

> SumGrig (iPhone/iPad app by Retro Boss Studio.)

- Source: https://appshunter.io/ios/app/sumgrig/id6745803208 (this page in markdown: same URL + `.md`)
- Developer: [Retro Boss Studio](https://appshunter.io/developer/1814005704)
- Category: Games, Education, Casual, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 18.2 · 2 MB
- Languages: American English
- Released: 2026-08-12
- Data updated: 2026-08-15
- User reviews in markdown: https://appshunter.io/ios/app/sumgrig/id6745803208/reviews.md

## What is SumGrig?

Think quick. Tap smart. Add it up.

SumGrid is a fast, addicting number puzzle game that challenges your brain and your reflexes. Tap number chains that add up to a target sum—each correct chain scores points and adds to your streak. But miss or run out of time, and it's game over.

How to Play:

Tap digits in sequence to match the target sum

Longer chains earn more points

Find all valid combinations before the timer runs out to unlock the next target

Share your results with friends using a compact summary format

Why You'll Love It:

One-touch play, instantly satisfying

New daily puzzles and global leaderboards

Compete with friends using shareable results

No ads unless you choose to retry

Clean, minimalist design – easy to start, hard to stop

Sharpen your brain. Flex your focus.
Whether you're chasing high scores or solving the daily SumGrid challenge, every round trains your mind to think faster and more flexibly.

Can you find every combo before time runs out?


## Version history (last 1 release)

### 1.0 — 2026-08-12

No release notes.

## More apps by Retro Boss Studio

- [Tele-Inspect](https://appshunter.io/ios/app/tele-inspect/id6770808048)

All apps by Retro Boss Studio: https://appshunter.io/developer/1814005704

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-15.*