# Grantsburg SD vs OPSRC

Grantsburg SD and OPSRC are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Grantsburg SD ships an update every 2 months, OPSRC every 3 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Grantsburg SD | OPSRC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 147 MB | 143 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [School District of Grantsburg](https://appshunter.io/developer/1689264442) | [Oklahoma Public School Resource Center](https://appshunter.io/developer/1757000714) |

## What reviewers say

### Grantsburg SD

[App page](https://appshunter.io/ios/app/grantsburg-sd/id6449469842)

**In-app purchases:** none


### OPSRC

[App page](https://appshunter.io/ios/app/opsrc/id6538714688)

**In-app purchases:** none


## Frequently asked questions

### Is Grantsburg SD free?

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

### Is OPSRC free?

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

### Do Grantsburg SD or OPSRC have ads?

Neither Grantsburg SD nor OPSRC shows ads.

### Which is updated more often, Grantsburg SD or OPSRC?

Grantsburg SD ships an update every 2 months, and OPSRC every 3 months. Most recently, Grantsburg SD was updated on October 30, 2026 and OPSRC on October 27, 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.*