---
title: "iSilo — App Overview"
url: https://marlvel.ai/intel-report/productivity/com-dcco-apps-isilo
category: Productivity
developer: DC & Co.
platforms: ios
rating: 3.8 (49 ratings)
pricing: paid
report_level: overview
generated: 2026-04-24
last_verified: "2026-05-10T00:11:28.248Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** Recent user feedback indicates significant stability issues and a lack of developer support, rendering the app unreliable for many current users.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Productivity |
| Rating | 3.8 ★ (49) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 6.21 |
| Developer | DC & Co. |

<!-- SECTION: Summary -->
## What is iSilo?

iSilo is a document reader designed for viewing iSilo, Palm Doc, and plain text files on iOS devices. It includes a built-in library for downloading eBooks and reference works, notably featuring the CIA World Factbook. The app provides file management tools for organizing, categorizing, and navigating document directories.

<!-- SECTION: Key Features -->
## Key Features

- **Multi-format Document Reader**: Supports viewing of iSilo, Palm Doc, and plain text file formats.
- **Integrated Library**: Provides access to a library of eBooks, reference works, and non-fiction content for download.
- **File Management**: Allows users to categorize documents, manage favorites, and perform file operations like copying, moving, and deleting.
- **CIA World Factbook**: Includes a pre-loaded, layout-optimized edition of the CIA World Factbook with maps and country profiles.

<!-- SECTION: Target Audience -->
## Who is it for?

Users seeking a dedicated reader for legacy document formats and reference materials.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/isilo/id284979163?uo=2)
- [Full Intelligence Report](https://marlvel.ai/intel-report/productivity/com-dcco-apps-isilo)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/productivity/com-dcco-apps-isilo).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*