# Vernier Caliper Simulator vs Caliper

The clearest difference is in-app purchases: Vernier Caliper Simulator at none against Caliper's 1. Vernier Caliper Simulator also leads on iOS requirement (8.0 vs 16.4). Caliper's advantage is update cadence (every 2 days vs every 17 months). On price, ads and device support there is nothing between them.

Both are free to download. Caliper sells 1 one-off in-app purchase. Vernier Caliper Simulator asks for nothing beyond the download.

Vernier Caliper Simulator ships an update every 17 months, Caliper every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Vernier Caliper Simulator | Caliper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/vernier-caliper-simulator/id560872415/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 12 MB | 37 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jiun Wei Chia](https://appshunter.io/developer/560872418) | [Concept of Proof B.V.](https://appshunter.io/developer/1818652911) |

## What reviewers say

### Vernier Caliper Simulator

[App page](https://appshunter.io/ios/app/vernier-caliper-simulator/id560872415)

Practice reading a vernier caliper with this free and easy application. Simply slide your finger to grip an object and take your measurement. Enter your guess to see if you're correct and improve your skills.

**Highlights:** Virtual vernier caliper, Interactive grip simulation, Measurement reading practice, Guess and check functionality, Skill improvement tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Caliper

[App page](https://appshunter.io/ios/app/caliper-vernier-trainer/id6816234993)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caliper Full Access | $2.99 | one-time |


## Frequently asked questions

### Is Vernier Caliper Simulator free?

Vernier Caliper Simulator is free to download, with no in-app purchases.

### Is Caliper free?

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

### Do Vernier Caliper Simulator or Caliper have ads?

Neither Vernier Caliper Simulator nor Caliper shows ads.

### Which is updated more often, Vernier Caliper Simulator or Caliper?

Vernier Caliper Simulator ships an update every 17 months, and Caliper every 2 days. Most recently, Vernier Caliper Simulator was updated on November 1, 2026 and Caliper on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*