# Expoll vs Perimeter PRO

The clearest difference is update cadence: Perimeter PRO at every 3 days against Expoll's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Expoll sells 4 one-off in-app purchases and Perimeter PRO sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Expoll ships an update every 2 months, Perimeter PRO every 3 days. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Expoll | Perimeter PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (8 ratings)](https://appshunter.io/ios/app/perimeter-pro/id6624308929/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 7 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tom Arlt](https://appshunter.io/developer/1611137664) | [Viszt Peter](https://appshunter.io/developer/1448243869) |

## What reviewers say

### Expoll

[App page](https://appshunter.io/ios/app/expoll/id1639799209)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffebreak for Developer | $0.99 | one-time |
| Developer Cake Break | $2.99 | one-time |
| A whole cake as donation | $9.99 | one-time |
| Very generous Donation | $19.99 | one-time |


### Perimeter PRO

[App page](https://appshunter.io/ios/app/perimeter-pro/id6624308929)

This augmented reality tool allows users to measure outdoor spaces and create professional blueprints. It's ideal for professionals and DIYers needing precise measurements for planning, design, and sharing.

**Highlights:** Measure outdoor spaces with AR, Calculate area, perimeter, and volume, Generate detailed, editable blueprints, Save and organize projects, Export and share blueprints as PDF

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited exports | $4.99 | one-time |
| PRO version | $4.99 | one-time |


## Frequently asked questions

### Is Expoll free?

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

### Is Perimeter PRO free?

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

### Do Expoll or Perimeter PRO have ads?

Neither Expoll nor Perimeter PRO shows ads.

### Which is updated more often, Expoll or Perimeter PRO?

Expoll ships an update every 2 months, and Perimeter PRO every 3 days. Most recently, Expoll was updated on October 5, 2026 and Perimeter PRO on October 11, 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.*