Comparison

Li Think vs Contacts Duplicates Cleaner

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

Head to head
About

Li Think

Features
Read full description

Li Think App β€” Smart LiFePOβ‚„ Battery Management The Li Think App provides clear, real-time insights into your LiFePOβ‚„ batteries. Monitor voltage, current, SOC, temperature, and protection status at a glance. Designed for single batteries or series/parallel systems, with stable Bluetooth connection and OTA firmware updates. Perfect for RV, marine, solar and off-grid setups.

About

Contacts Duplicates Cleaner

Effortlessly organize your address book by finding and removing duplicate contacts. This app scans your device locally, groups matches by email, phone, or name, and allows you to selectively delete extras with a single tap. Your data remains private and on-device.

Highlights
  • Local duplicate scanning
  • Accurate contact grouping
  • Selective deletion
  • On-device processing
  • Undo-proof workflow
  • Works with multiple accounts
Features
Currently charting
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Tidy your address book in seconds. Duplicate Contacts Cleaner Pro scans locally for exact duplicates by email, phone, and name, groups matches, and much more, ... and lets you keep one and delete the extras with a tap. Nothing leaves your device. Accurate grouping. Safe by design: You choose what to keep. Clear β€œKeep” badges and checkboxes prevent mistakes. Asks for your confirmation first before any step taken. Instant results: Optimized for large iCloud and Exchange address books. Private: Processing is fully on-device. No accounts. No tracking. Undo-proof workflow: Deletes use Contacts APIs so changes sync through iCloud and can be restored from iCloud/Time Machine backups if needed. Grant Contacts access. Choose rules. Review grouped matches. Tap Delete Selected to remove extras. Rescan any time. One-tap Rescan. Large, readable cards. Dark-mode tuned UI. Works on light mode too. Works with iCloud, On My iPhone, Google, and Exchange accounts supported by iOS Contacts. No subscriptions. No Ads. One-time purchase.

Screenshots

Li Think4 screens
Contacts Duplicates Cleaner4 screens

Verdict

The call

The clearest difference is price: Li Think at Free against Contacts Duplicates Cleaner's $0.99. Li Think also leads on iOS requirement (13.0 vs 16). Contacts Duplicates Cleaner's advantage is chart position (#177 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Li Think is free to download; Contacts Duplicates Cleaner costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences Β· 6 level
Li Think versus Contacts Duplicates Cleaner: the parameters behind the verdict, then further details
ParameterLi ThinkContacts Duplicates Cleaner
PriceFree β€” better$0.99
Positive reviewsβ€”0.0% of reviews
Update frequencyEvery 3 weeksβ€”
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Paid
Best chart rankβ€”#177 β€” better
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS13.0 β€” better16
Further details β€” not scored
Size51 MB3 MB
Age rating17++4
DeveloperShenzhen Lithink Times Technology Co., Ltd.EyeOS Store Inc.

In-app purchases

None

Li Think

No in-app purchases

None

Contacts Duplicates Cleaner

No in-app purchases

Questions

Is Li Think free?
Li Think is free to download, with no in-app purchases.
Is Contacts Duplicates Cleaner free?
Contacts Duplicates Cleaner costs $0.99, with no in-app purchases.
Do Li Think or Contacts Duplicates Cleaner have ads?
Neither Li Think nor Contacts Duplicates Cleaner shows ads.

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