# Sum Loop vs GoBlob

The clearest difference is in-app purchases: GoBlob at none against Sum Loop's 1. GoBlob also leads on ads (none vs shown) and update cadence (daily vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Sum Loop sells 1 one-off in-app purchase. GoBlob asks for nothing beyond the download.

Sum Loop ships an update every 4 months, GoBlob daily. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sum Loop | GoBlob |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sum-loop/id6447087917/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 118 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Goro Sato](https://appshunter.io/developer/412448991) | [Alvin Reyvaldo](https://appshunter.io/developer/1773724532) |

## What reviewers say

### Sum Loop

[App page](https://appshunter.io/ios/app/sum-loop/id6447087917)

A challenging puzzle game where players place blocks into overlapping loops to match displayed sums. Offers multiple solutions for each puzzle, providing replayability. Designed for quick, engaging gameplay.

**Highlights:** Match sums in overlapping loops, Place blocks to solve puzzles, Multiple solutions per puzzle, Challenging gameplay, Intuitive block placement

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### GoBlob

[App page](https://appshunter.io/ios/app/goblob/id6749352221)

**In-app purchases:** none


## Frequently asked questions

### Is Sum Loop free?

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

### Is GoBlob free?

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

### Do Sum Loop or GoBlob have ads?

Sum Loop shows ads; GoBlob does not.

### Which is updated more often, Sum Loop or GoBlob?

Sum Loop ships an update every 4 months, and GoBlob daily. Most recently, Sum Loop was updated on November 3, 2026 and GoBlob on October 30, 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.*