iSilo Downloads & RevenueiSilo · App Store
iSilo is #9 in Productivity Paid in Indonesia and charting in 24 of 30 countries we track.
Updated 9 Nov 2026 · rankings refresh through the day
25 Sep 2026Full timeline · 26 events in the last 12 months
- 📈iSilo entered the top 10Top Paid · Productivity · PH
- 📈iSilo hit #1Top Paid · Productivity · MY
- 📈iSilo entered the top 10Top Paid · Productivity · AE
- 📈iSilo entered the top 100 in 6 chartsTop Paid · Productivity · AR · Top Paid · Productivity · CO · Top Paid · Productivity · MY · Top Paid · Productivity · PH · +2 more
- 📈iSilo charting in a new country in 6 chartsArgentina · Colombia · Malaysia · Philippines · +2 more
- 📈iSilo entered the top 10Top Paid · Productivity · ID
- 📈iSilo new best rank in the overall chart: #88Top Paid · All Apps · ID
- 📈iSilo entered the top 100Top Paid · All Apps · ID
- 📈iSilo entered the top 100Top Paid · Productivity · US
- 📈iSilo charting in a new countryUnited States
- 📈iSilo charting in a new countryIndia
- 📈iSilo entered the top 100Top Paid · Productivity · CA
- 📈iSilo entered the top 100Top Paid · Productivity · CN
- 📈iSilo charting in a new countryChina
- 📈iSilo charting in a new countryCanada
- 📈iSilo entered the top 100Top Paid · Productivity · FR
- 📈iSilo charting in a new countryUnited Kingdom
- 📈iSilo entered the top 100Top Paid · Productivity · AU
- 📈iSilo charting in a new country in 3 chartsAustralia · France · Vietnam
- 🆕iSilo first spotted by AppInsider#46 in Top Paid · Productivity · Saudi Arabia
- 🆕iSilo released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Productivity PaidiSilo at a glance
AI summary written from our chart and store data, 2026-11-07. It can be wrong: check the numbers above.
iSilo is a paid document reader for iOS that supports proprietary iSilo/Palm Doc formats alongside standard office and media files, targeting users who need offline access to reference materials and custom documents. The app holds the #5 position in Indonesia's paid productivity charts and maintains presence in over ten other emerging markets, indicating sustained niche demand in regions where offline document management remains critical.
Similar apps: Documents by Readdle, Palm Reader, FBReader
iSilo on the App Store
App details
App privacy Measured
iSilo’s App Store privacy label declares 0 data categories used to track you across other companies’ apps and websites, 0 linked to your identity and 0 collected anonymously.
As declared by the developer on the App Store — Apple requires every app to publish this label. We track changes over time.
iSilo downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where iSilo's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Retention · share of new users still active
Time spent · per daily user
How this is calculated
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Indonesia | ProductivityPaid | #9 |
 United States | ProductivityPaid | #174 |
 China | ProductivityPaid | #107 |
 Canada | ProductivityPaid | #32 |
 South Korea | ProductivityPaid | #64 |
 Brazil | ProductivityPaid | #52 |
| Saudi Arabia | ProductivityPaid | #38 |
 Spain | ProductivityPaid | #48 |
 Mexico | ProductivityPaid | #49 |
 United Kingdom | ProductivityPaid | #161 |
 France | ProductivityPaid | #99 |
 Australia | ProductivityPaid | #90 |
 Argentina | ProductivityPaid | #21 |
 Philippines | ProductivityPaid | #22 |
 Taiwan | ProductivityPaid | #60 |
 India | ProductivityPaid | #119 |
 United Arab Emirates | ProductivityPaid | #49 |
 Russia | ProductivityPaid | #117 |
 Colombia | ProductivityPaid | #23 |
 Thailand | ProductivityPaid | #47 |
 Poland | ProductivityPaid | #72 |
 Malaysia | ProductivityPaid | #31 |
 Netherlands | ProductivityPaid | #120 |
 South Africa | ProductivityPaid | #66 |
Apps near iSilo on the chart
Productivity Paid, around #9.
Ratings
App Store, worldwide.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about iSilo
From the 50 most recent App Store reviews in the US.
Users report frequent crashes upon opening and significant bugs introduced by recent updates, such as text display errors and scrolling lag. While long-term fans appreciate the app's core functionality for reading specific formats like PDB, many feel it is abandoned and in need of modernization.
Mixed (38% of recent reviews give 4–5 stars). People like it for regular updates, and its features and content. The main complaints are about crashes and bugs, and recent updates.
What people like
- Updates: “Might need a patch update”
- Features & content: “I have a library built up over the years in this format”
- Crashes & bugs: “Because every time I open the app, it crashes”
- Useful: “Good reader program that's useful, and universal across most other computer devices”
Common complaints
- Crashes & bugs: “The new update caused some more bugs”
- Updates: “Needs to be updated again”
- Price & subscription: “It's crashing all the times .I need a refund !”
- Design: “Needs some UI improvements to make it more functional”
About iSilo
Bonus: Get the complete edition of the CIA World Factbook for free, with layout optimized for viewing on your iPhone, iPod touch, or iPad using iSilo. In addition to full information for all the countries of the world, the complete edition contains appendixes, reference maps, field cross-reference links, rank order pages, country profiles for all fields, enlarged flag pages with descriptions, enlarged country maps, and more.
Tens of thousands of documents, eBooks, reference works, non-fiction, fiction available for ready download through the iSilo library. Create your own documents too.
Document list provides recently viewed list of documents, ability to categorize documents into single or multiple categories, marking of favorite folders for easy access, and file explorer access to entire document directory with document file management operations, such as copying/moving/deleting/renaming document files and creating/deleting/renaming folders.
Document viewing options provide for font size and typeface selection, along with customizable color themes with selectable background and text colors. Autoscroll with adjustable speed, view documents in full screen, complete support for both portrait and landscape orientations and rotation. Jump history for easily navigating back and forth when following hyperlinks and jumping to different locations in the document. Documents open to last viewed location. Bookmarks. Document text search.
Select a range of text to copy or annotate it with a comment and choice of color highlighting.
Easily transfer documents to your device via USB, via Wi-Fi by connecting to iSilo's built-in file server from your computer, or via download from the Web.
Configure the screen to perform actions when tapped. Assignable actions include scrolling, full screen mode, font sizing, among many others.
The latest version adds the ability to view additional file types. Additional image file types include .jpg, .png, .gif, .tif, among others. Additional document file types include .pdf, .htm, Word (.doc, .docx), Excel (.xls, .xlsx), and PowerPoint (.ppt, .pptx). See the manual for more details on the additional file type support.
Latest updates
More from DC & Co.
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