# OPSRC vs Central Tech

OPSRC and Central Tech 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.

OPSRC ships an update every 3 months, Central Tech every 2 months. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | OPSRC | Central Tech |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 143 MB | 144 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Oklahoma Public School Resource Center](https://appshunter.io/developer/1757000714) | [Central Tech](https://appshunter.io/developer/957796275) |

## What reviewers say

### OPSRC

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

**In-app purchases:** none


### Central Tech

[App page](https://appshunter.io/ios/app/central-tech/id6775887704)

**In-app purchases:** none


## Frequently asked questions

### Is OPSRC free?

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

### Is Central Tech free?

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

### Do OPSRC or Central Tech have ads?

Neither OPSRC nor Central Tech shows ads.

### Which is updated more often, OPSRC or Central Tech?

OPSRC ships an update every 3 months, and Central Tech every 2 months. Most recently, OPSRC was updated on September 29, 2026 and Central Tech on September 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.*