# ISCTEM Mobile vs Explicador84

ISCTEM Mobile and Explicador84 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

ISCTEM Mobile ships an update every 7 months, Explicador84 every 6 months. The most recent releases landed on September 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ISCTEM Mobile | Explicador84 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 months** |
| Size | 64 MB | 31 MB |
| Requires iOS | 12.2 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Digitalis Informática](https://appshunter.io/developer/1357689236) | [VM S.A](https://appshunter.io/developer/1442121354) |

## What reviewers say

### ISCTEM Mobile

[App page](https://appshunter.io/ios/app/isctem-mobile/id1487300538)

**Features:** macOS Compatibility

**In-app purchases:** none


### Explicador84

[App page](https://appshunter.io/ios/app/explicador84/id1589042484)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ISCTEM Mobile free?

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

### Is Explicador84 free?

Explicador84 is free to download, with no in-app purchases.

### Do ISCTEM Mobile or Explicador84 have ads?

Neither ISCTEM Mobile nor Explicador84 shows ads.

### Which is updated more often, ISCTEM Mobile or Explicador84?

ISCTEM Mobile ships an update every 7 months, and Explicador84 every 6 months. Most recently, ISCTEM Mobile was updated on September 13, 2026 and Explicador84 on October 7, 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.*