# Terriscope vs Altitude25

The clearest difference is update cadence: Altitude25 at every 4 days against Terriscope's every 11 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Terriscope ships an update every 11 days, Altitude25 every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Terriscope | Altitude25 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/terriscope/id1620529163/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 4 days** |
| Monetization | Free | — |
| Size | 68 MB | 81 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Portcullis Acuity](https://appshunter.io/developer/1620529166) | [vFairs LLC](https://appshunter.io/developer/1349888986) |

## What reviewers say

### Terriscope

[App page](https://appshunter.io/ios/app/terriscope/id1620529163)

This app provides rapid alerts and in-depth analysis of potential and confirmed terrorist attacks. It monitors extremist propaganda and open-source intelligence, offering comprehensive threat understanding for professionals.

**Highlights:** Rapid alerts on terrorist attacks, Analysis of extremist propaganda, Open-source intelligence monitoring, Threat spectrum understanding, Security-focused incident analysis, Timely and crucial insights

**In-app purchases:** none


### Altitude25

[App page](https://appshunter.io/ios/app/altitude25/id6738845918)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Terriscope free?

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

### Is Altitude25 free?

Altitude25 is free to download, with no in-app purchases.

### Do Terriscope or Altitude25 have ads?

Neither Terriscope nor Altitude25 shows ads.

### Which is updated more often, Terriscope or Altitude25?

Terriscope ships an update every 11 days, and Altitude25 every 4 days. Most recently, Terriscope was updated on November 3, 2026 and Altitude25 on October 30, 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.*