Comparison

CircleBack vs NESF Time

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CircleBack

This app intelligently updates your contacts, finds new ones from email, and cleans duplicates. It also allows scanning business cards and offers unified contact management across devices.

Highlights
  • Automatic contact updates
  • Duplicate contact merging
  • New contact discovery from emails
  • Business card scanning
  • Unified address book
  • Contact sync across devices
Features
Read full description

CircleBack is the only address book manager that updates your contacts intelligently, discovers new contacts in your Google and Microsoft inboxes, cleans up duplicates, and allows you to scan business cards and save them as contacts. Packed with everything you need to stay organized while building and maintaining productive professional relationships, CircleBack makes it easier than ever to keep connections alive and get stuff done. CIRCLEBACK FEATURES • Contact updates when people in your network change jobs, roles & more • Intelligent merging / management of duplicate contacts • “New Contact” discovery from email signatures in Outlook, Gmail & the entire Microsoft account suite (Outlook.com, Hotmail, MSN, etc.) • Contact grouping by favorite, old/archived, or business card scans • A single, unified address book that imports from Outlook/Exchange , Gmail (Google Apps), Microsoft account suite, Facebook & more • Contact sync across multiple devices and platforms • Export contacts to Salesforce & ACT! • Best-in-class OCR business card scanning • Deleted contact recovery for the moments you make a mistake WHAT THE MEDIA IS SAYING • “CircleBack lets you sit back as it does the real-time contact updates and management for you.”— iphoneappsreviewonline.com • “Every once in a while I have this fever dream that I’d have a smartphone contact book that would be up-to-date and completely filled out, but that’s all it is—just a dream. But with CircleBack, I have a fighting chance.” — Gizmodo • “CircleBack uses artificial intelligence and crowd-based intelligence technology to automate contact updating and management. A useful tool to activate your contact list.” — Computerworld • “The modern world is busy and engaged, and your professional and personal contacts merge. But how can you keep up with what they’re doing? CircleBack uses artificial intelligence and crowd-based intelligence technology to automate contact updating and management.” — TechCrunch • “CircleBack knows your contacts better than you do. By automatically cleaning, completing, and updating your contacts, as well as removing duplicates, CircleBack keeps your address book organized and up-to-date.” — abduzeedo • “CircleBack is helpful app that makes sure that you address book is up-to-date. But, the app also consolidates all of your contacts by removing duplicate entries and repairing errors like typos. It can also locate missing contact information or updated information from outdated contacts.” — Forbes REVIEWS LEFT ON THE APP STORE • “Continuously improving” • “Simple, Powerful, intuitive” • “Very Useful Complement To Apple's Contacts App” • “Great & Simple App” MORE ABOUT CIRCLEBACK CircleBack’s unique answer to contact management is a single tool that ensures your address book is up-to-date, unified & accessible on all your devices. CircleBack handles the time-consuming organization of your digital address book while you do what you do best: crush it daily. DATA USAGE Crowdsourcing powers CircleBack’s core, allowing you (and everyone else) to anonymously contribute to the intelligence of our database. Your contributions are matched with billions of other data points from millions of other users to provide the best, most up-to-date info for anyone that’s outdated or duplicated in your address book. We love hearing from you! Keep the comments coming by emailing us anytime at support@circleback.com.

About

NESF Time

This app simplifies timesheet and expense management for contractors and managers. It allows for instant submission of approvals, automated sign-offs, and easy attachment of receipt photos via the camera. It supports various shift patterns for flexible time tracking.

Highlights
  • Timesheet submission and approval
  • Expense claim submission
  • Receipt photo attachment
  • Automated approval routing
  • Support for various shift patterns
Features
Read full description

The NES Fircroft Time app enables contractors and managers to handle timesheets and expenses on the go in a secure online environment: * It’s simple and easy to use; approvals are submitted instantly, any rejections are fed straight back to the contractor. * Automated approvals ensure that timesheets are sent straight to the appropriate contact for sign-off. * You can also submit expense claims and attach receipts – the app connects to your camera so that you can take photos of receipts. * Daily / weekly / bi-weekly / monthly shift patterns are catered for.

Screenshots

CircleBack4 screens
NESF Time4 screens

Verdict

The call

The clearest difference is rating: CircleBack at 4.5 against NESF Time's 1.0. CircleBack also leads on ratings volume (2.5K vs 1). NESF Time's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

CircleBack holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: CircleBack has 2.5K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

CircleBack ships an update every 2 months, NESF Time every 6 weeks. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 6 level
CircleBack versus NESF Time: the parameters behind the verdict, then further details
ParameterCircleBackNESF Time
PriceFreeFree
Rating4.5 (2.5K ratings) — better1.0 (1 ratings)
Positive reviews60.8% of reviews—
Number of ratings2.5K — better1
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.613.0 — better
Further details — not scored
Size118 MB15 MB
Age rating17+4+
DeveloperCircleBack, Inc.NES Group Limited

Customer experience

CircleBack

All ratings2,543 ratings
Positive88.2%
Neutral5.1%
Negative6.7%
Written reviews130 reviews
Positive60.8%
Neutral8.5%
Negative30.8%

NESF Time

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

CircleBack

Reported bugs

4 issues
  • Fails to update contacts on devices
  • Incorrectly merges unrelated contacts
  • Loses contact notes and other data
  • Unreliable sync between app and phone contacts

Requested features

4 requests
  • Add ability to remove contacts from groups
  • Improve search functionality
  • Allow starting with a fresh contact list
  • Provide better backup/restore options

NESF Time

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

CircleBack

No in-app purchases

None

NESF Time

No in-app purchases

Questions

Is CircleBack free?
CircleBack is free to download, with no in-app purchases.
Is NESF Time free?
NESF Time is free to download, with no in-app purchases.
Which has better reviews, CircleBack or NESF Time?
CircleBack is rated higher. CircleBack averages 4.5 out of 5 from 2.5K ratings, while NESF Time averages 1.0 from 1 ratings.
Do CircleBack or NESF Time have ads?
Neither CircleBack nor NESF Time shows ads.
Which is updated more often, CircleBack or NESF Time?
CircleBack ships an update every 2 months, and NESF Time every 6 weeks. Most recently, CircleBack was updated on October 14, 2026 and NESF Time on October 4, 2026.

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