# SPUD vs ConcreteDNA

The clearest difference is update cadence: ConcreteDNA at fortnightly against SPUD's monthly. SPUD's advantage is iOS requirement (8.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

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

SPUD ships an update monthly, ConcreteDNA fortnightly. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SPUD | ConcreteDNA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/concretedna/id1457340144/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 15 MB | 34 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Spud Construct Ltd](https://appshunter.io/developer/1408622953) | [Converge](https://appshunter.io/developer/1457340143) |

## What reviewers say

### SPUD

[App page](https://appshunter.io/ios/app/spud/id1408622954)

**Features:** macOS Compatibility

**In-app purchases:** none


### ConcreteDNA

[App page](https://appshunter.io/ios/app/concretedna/id1457340144)

Monitor concrete strength and temperature in real-time with sensor data sent directly to the cloud. Access live site data from anywhere, receive instant alerts, and generate QA reports for simplified paperwork. Supports collection from Converge Signal sensors.

**Highlights:** Live concrete strength feedback, Instant action alerts, Cloud access for teams, Temperature monitoring, QA report generation, Converge Signal sensor support

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

**In-app purchases:** none


## Frequently asked questions

### Is SPUD free?

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

### Is ConcreteDNA free?

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

### Do SPUD or ConcreteDNA have ads?

Neither SPUD nor ConcreteDNA shows ads.

### Which is updated more often, SPUD or ConcreteDNA?

SPUD ships an update monthly, and ConcreteDNA fortnightly. Most recently, SPUD was updated on October 5, 2026 and ConcreteDNA on October 6, 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.*