# Open Reader vs mobile tracker, number finder

The clearest difference is price: mobile tracker, number finder at Free against Open Reader's $4.99. mobile tracker, number finder also leads on rating (4.2 vs 1.0) and ratings volume (381 vs 2). Open Reader's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15). On review sentiment, update cadence, in-app purchases and device support there is nothing between them.

mobile tracker, number finder is free to download; Open Reader costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

mobile tracker, number finder holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: mobile tracker, number finder has 381 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 17% of Open Reader's written reviews are positive against 10% of mobile tracker, number finder's, so the app with the better star average is not the one people write more warmly about.

Open Reader ships an update every 2 months, mobile tracker, number finder every 4 months. Both last shipped on October 11, 2026.

## The numbers

| Metric | Open Reader | mobile tracker, number finder |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/open-reader/id418736078/reviews) | **[4.2 (381 ratings)](https://appshunter.io/ios/app/mobile-tracker-number-finder/id966786852/reviews)** |
| Number of ratings | 2 | **381** |
| Positive reviews | **17.1% of reviews** | 10.3% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 36 MB | 8 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UMateY](https://appshunter.io/developer/327433577) | [Sounak Sarkar](https://appshunter.io/developer/938584928) |

## What reviewers say

### Open Reader

[App page](https://appshunter.io/ios/app/open-reader/id418736078)

This app allows you to view a wide range of document formats, including Open Document files, PDFs, and Microsoft Office documents. It also functions as a robust document manager, enabling file downloads from various sources and cloud storage services.

**Highlights:** View ODT, ODS, ODP files, Download files from email and web, Manage files with folders and renaming, View PDF, Word, Excel, PowerPoint, Integrates with Google Drive, Dropbox, Box, Wireless file transfer

**Features:** macOS Compatibility

**In-app purchases:** none


### mobile tracker, number finder

[App page](https://appshunter.io/ios/app/mobile-tracker-number-finder/id966786852)

Identify unknown callers by entering their phone number to reveal registration details, service provider, and the city of registration. Get information for numbers from over 274 countries.

**Highlights:** Number lookup for 274+ countries, City-level registration location, Service provider identification, Animated user interface, Access and update previous searches, Supports iOS 12 and above

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Impressive and reliable tracking services
- 🚀 Seamless and effective service
- 🔒 Untraceable and remote access

**What reviewers complain about**

- 🐛 Inaccurate location tracking
- 🐛 Same location for all phone numbers
- 💰 Requires paid upgrade after limited free usage

**Reported bugs**

- Locates phones in incorrect countries/regions
- Inconsistent and unreliable results

**Requested features**

- Improved accuracy of location tracking
- Clearer instructions on how to use the app effectively


## Frequently asked questions

### Is Open Reader free?

Open Reader costs $4.99, with no in-app purchases.

### Is mobile tracker, number finder free?

mobile tracker, number finder is free to download, with no in-app purchases.

### Which has better reviews, Open Reader or mobile tracker, number finder?

mobile tracker, number finder is rated higher. Open Reader averages 1.0 out of 5 from 2 ratings, while mobile tracker, number finder averages 4.2 from 381 ratings.

### Do Open Reader or mobile tracker, number finder have ads?

mobile tracker, number finder shows ads; Open Reader does not.

### Which is updated more often, Open Reader or mobile tracker, number finder?

Open Reader ships an update every 2 months, and mobile tracker, number finder every 4 months. Most recently, Open Reader was updated on October 11, 2026 and mobile tracker, number finder on October 11, 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.*