# SpecTransBY vs Anchor & Overlap

SpecTransBY and Anchor & Overlap are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.

## The numbers

| Metric | SpecTransBY | Anchor & Overlap |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Monetization | — | Free |
| Size | 34 MB | 1 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anton Vorobei](https://appshunter.io/developer/1679026680) | [Dmitry Voynov](https://appshunter.io/developer/1650634070) |

## What reviewers say

### SpecTransBY

[App page](https://appshunter.io/ios/app/spectransby/id6447445256)

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

**In-app purchases:** none


### Anchor & Overlap

[App page](https://appshunter.io/ios/app/anchor-and-overlap/id6502559936)

This app quickly and accurately calculates rebar anchorage length in concrete according to engineering standards. It provides concrete and rebar strength characteristics, along with minimum/maximum rebar diameters and mandrel diameters.

**Highlights:** Rebar anchorage length calculation, Engineering standard compliance (SNiP, SP), Concrete strength data, Rebar strength data, Rebar diameter specifications, Mandrel diameter calculation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SpecTransBY free?

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

### Is Anchor & Overlap free?

Anchor & Overlap is free to download, with no in-app purchases.

### Do SpecTransBY or Anchor & Overlap have ads?

Neither SpecTransBY nor Anchor & Overlap shows ads.

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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.*