Reverse Phone Lookup` vs Number Book
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Reverse Phone Lookup`
This utility app provides detailed information about phone numbers, including location and operator. It also offers features like address book backup, contact management, and harassment call interception using blacklist technology.
- Phone number information query
- Address book backup
- Phone book management
- Harassment call interception
- Blacklist technology
- Contact import/export
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Our phone number information query and lookup app is a professional and practical utility application. Its core function is to help users quickly and accurately query various information about phone numbers. By using our app, users can easily obtain detailed information such as the location, operator, and type of phone numbers, bringing great convenience to their daily life and work. In addition to the core functions, our app also has many other powerful features. These include address book backup, phone book management, harassment call interception, and more. Our address book backup feature helps users backup their contacts to the cloud, avoiding the risk of data loss. At the same time, we also provide a range of convenient phone book management functions, such as quickly adding contacts, importing and exporting contacts, categorizing management, etc., allowing users to better organize and manage their contacts. For harassment call interception, we use the latest blacklist technology, which can quickly and effectively intercept harassment calls. We also support manually adding and removing blacklisted numbers, ensuring the communication security and privacy of the users. The above is a brief introduction of our phone number information query tool app. We believe that this useful utility application will become an indispensable helper in your daily life and work. You are welcome to download and use our app, and we will continuously strive to improve user experience and provide better services! Terms & Privacy - Terms of Use: https://flexitechstudio.com/terms - Privacy Policy: https://flexitechstudio.com/privacy Support You can help us by reporting bugs and requesting features via https://flexitechstudio.com/support SUBSCRIPTION PRICING AND TERMS: The App offers an auto-renewing weekly, monthly subscription and an auto-renewing yearly subscription to provide you with unlimited access to all PRO Features while you maintain an active subscription. Payment will be charged to the credit card connected to your iTunes Account when you confirm the initial subscription purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours prior to the end of the current period, and the cost of the renewal will be identified. You may manage your subscription and auto-renewal may be turned off by going to your Account Settings after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable.
Number Book
Identify unknown callers, block spam, and manage your contacts with a privacy-focused address book. Access a vast database for reverse phone lookups and public record information to enhance communication security.
- Privacy contact management
- Reverse phone number lookup
- Identify spam and scam calls
- Large phone number database
- Caller information retrieval
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Number Book. - نمبر بوك is a communication aid app for contacts management and provide a unique privacy contact. Users can also make a reverse phone lookup, you can easily obtain all available information related to the caller number, identify unknown callers, protect yourself from scam calls and spam calls, and ensure the security of your communications. What you will get with this app: Manage your privacy address book You can add the privacy phone numbers and name to the privacy contacts, or manage phone numbers in groups. Reverse phone number lookup Search any number to get details and find out the caller's name as well as their address and other public record information Powerful phone number database Find any phone number quickly and easily, including One hundred million landline and business phone numbers Identify spam and scam calls Unknown caller numbers will be marked as low-risk or high-risk, helping you identify and block scam calls and text messages Related Terms Terms of Service: https://www.byte-speed.com/terms.html Privacy Policy: https://www.byte-speed.com/privacy.html Contact: Email: support@byte-speed.com Subscription NumberManager offers four auto-renewing subscription options: $6.99 per week $19.99 per month $39.99 per year $39.99 per year (three days free) $45.99 lifetime Rules that apply to all subscriptions: Payment will be charged to iTunes Account at confirmation of purchase Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase
Screenshots
Verdict
The clearest difference is update cadence: Reverse Phone Lookup` at weekly against Number Book's every 5 months. Reverse Phone Lookup` also leads on iOS requirement (13.0 vs 15.0). Number Book's advantage is rating (4.4 vs 4.0) and review sentiment (40% vs 22%). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Reverse Phone Lookup` sells 4 in-app purchases, starting at $7.99 per 7 days and Number Book sells 5 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Number Book holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 48 and 49 respectively. Written reviews point the same way: 22% of Reverse Phone Lookup`'s written reviews are positive against 40% of Number Book's.
Reverse Phone Lookup` ships an update weekly, Number Book every 5 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.
| Parameter | Reverse Phone Lookup` | Number Book |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (48 ratings) | 4.4 (49 ratings) — better |
| Positive reviews | 22.2% of reviews | 40.0% of reviews — better |
| Number of ratings | 48 | 49 — better |
| Update frequency | Weekly — better | Every 5 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 55 MB | 46 MB |
| Age rating | 4+ | 17+ |
| Developer | Smart Technology by Flexi | ByteSpeed |
Customer experience
Reverse Phone Lookup`
Number Book
In-app purchases
Reverse Phone Lookup`
- Weekly Subscription$7.997 Days
- Monthly Subscription$19.991 Month
- Yearly Subscription$39.991 Year
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- VIP Subscribe Trial Basic3 Days trial$39.991 Year
Number Book
- Weekly VIP User$8.997 Days
- Monthly VIP User$19.991 Month
- Yearly VIP User$39.991 Year
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- Yearly 3DaysTrail VIP User3 Days trial$39.991 Year
- Lifetime VIP User$45.99
Questions
Is Reverse Phone Lookup` free?
Is Number Book free?
Which has better reviews, Reverse Phone Lookup` or Number Book?
Do Reverse Phone Lookup` or Number Book have ads?
Which is updated more often, Reverse Phone Lookup` or Number Book?
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