# Expoll vs Calccis

The clearest difference is in-app purchases: Calccis at none against Expoll's 4. Calccis also leads on update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Expoll sells 4 one-off in-app purchases. Calccis asks for nothing beyond the download.

Expoll ships an update every 2 months, Calccis every 3 weeks. The most recent releases landed on October 5, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Expoll | Calccis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 7 MB | 1 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tom Arlt](https://appshunter.io/developer/1611137664) | [Jukka Aittola](https://appshunter.io/developer/1676073314) |

## 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 |


### Calccis

[App page](https://appshunter.io/ios/app/calccis/id6446233205)

**In-app purchases:** none


## Frequently asked questions

### Is Expoll free?

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

### Is Calccis free?

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

### Do Expoll or Calccis have ads?

Neither Expoll nor Calccis shows ads.

### Which is updated more often, Expoll or Calccis?

Expoll ships an update every 2 months, and Calccis every 3 weeks. Most recently, Expoll was updated on October 5, 2026 and Calccis on September 12, 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.*