Comparison

Pinyin Bopomofo Converter vs WingDex

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

Head to head
About

Pinyin Bopomofo Converter

This app converts between Chinese pinyin and Zhuyin, and also handles simplified to traditional character conversions. It supports searching for pinyin and Zhuyin of Chinese characters, and can also convert dates to the Chinese lunar calendar. Additional language support includes Korean, Russian, and Japanese Katakana.

Highlights
  • Pinyin and Zhuyin conversion
  • Simplified to traditional character conversion
  • Chinese character pinyin/Zhuyin search
  • Lunar calendar date conversion
  • Supports Korean, Russian, and Japanese Katakana
  • History save
Features
Read full description

This app is a Chinese pinyin and Zhuyin converter. It also has a function to search for pinyin and Zhuyin of Chinese characters. There is also a function to convert simplified Chinese characters into traditional Chinese characters. (e.g.) 出租车→計程車 pinyin sound is mainly used in mainland China, and sound zhuyin is used in Taiwan. Chinese people can't read intones, Taiwanese people can't read roaring sounds, so be careful. It also supports both simplified and traditional characters. You can also search for the farming year(農曆年). (Example) January 01, 1970, 星期四 戊辰年初, 龙年 龍年 Korean, Russian and Katakana (Japanese) are also supported. Main features ======================= ・ Reading ・ History save ======================= REGARD: SUBSCRIPTION • Title of publication or service Unlock All Functions *********************** Remove Ads *********************** • Length of subscription (time period and content or services provided during each subscription period) 1 mounth $1.99 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 • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable – A link to the terms of use https://notguilty-190121.web.app/terms.html – A privacy policy link in the Privacy Policy URL field of iTunes Connect https://notguilty-190121.web.app/privacy.html

About

WingDex

Instantly identify all birds in your photo library at once. This app groups photos into outings, identifies species using an on-device AI, and helps you build and manage your personal birding life list. It works offline and prioritizes user privacy.

Highlights
  • Batch photo identification
  • Automatic outing grouping
  • On-device AI for 10,000+ species
  • Life list building and management
  • Offline identification
  • Data export/import (eBird compatible)
Features
Read full description

Identify all your bird photos at once, not one at a time. Select a stack from your library, and WingDex sorts them into outings, identifies every bird on your device, and builds your life list. Made for bird photographers, and for anyone with a camera roll full of birds. Free to use, with no subscriptions or in-app purchases. An account is optional. HUNDREDS OF PHOTOS, ONE PASS Select a whole shoot from your library, or share it straight from Photos, including RAW files. WingDex groups everything into outings by time and location, names the places, and flags photos you've already added. Then review the identifications and save all your sightings at once. IDENTIFY WITH CONFIDENCE Your photos stay in your photo library, while WingDex builds your birding record with sighting details and reference photos. A custom on-device AI model covers over 10,000 bird species, then ranks matches by what's actually seen where and when you took the photo. Compare your shot with reference, check alternative matches and confidence scores, and use range and season markers to sort out lookalikes. YOUR BIRDING HISTORY, CONNECTED Every outing shows the birds you saw, and each species page brings together your sightings. Search and sort your life list, explore species details, and keep dates, counts, and notes together. WORKS OFFLINE, STAYS PRIVATE Identification runs entirely on your iPhone, so it works with no signal and your photos stay on your device. You only need a connection for reference images, place names, and syncing. YOU CONTROL YOUR DATA Your records are never locked in. Import your eBird history, export every sighting in eBird-compatible format, or delete everything anytime. Import and export require a free account. From a handful of backyard photos to years of birding trips, keep the birds and the history together in WingDex.

Screenshots

Pinyin Bopomofo Converter4 screens
WingDex4 screens

Verdict

The call

The clearest difference is review sentiment: WingDex at 100% against Pinyin Bopomofo Converter's 0%. WingDex also leads on in-app purchases (none vs 2) and ads (none vs shown). Pinyin Bopomofo Converter's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 26.0). On price 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. Pinyin Bopomofo Converter sells 2 in-app purchases, starting at $1.99 per month. WingDex asks for nothing beyond the download.

UpkeepUpdate frequency

Pinyin Bopomofo Converter ships an update every 3 weeks, WingDex every 5 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard7 real differences · 3 level
Pinyin Bopomofo Converter versus WingDex: the parameters behind the verdict, then further details
ParameterPinyin Bopomofo ConverterWingDex
PriceFreeFree
Rating—5.0 (7 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings—7 — better
Update frequencyEvery 3 weeksEvery 5 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.0 — better26.0
Further details — not scored
Size23 MB99 MB
Age rating4+4+
DeveloperTakumi SatoGuan Lun Lian

Customer experience

Pinyin Bopomofo Converter

Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

WingDex

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Pinyin Bopomofo Converter

Subscriptions1
  • Remove Ads / Monthly$1.991 Month
One-time1
  • Remove Ads$9.99
None

WingDex

No in-app purchases

Questions

Is Pinyin Bopomofo Converter free?
Pinyin Bopomofo Converter is free to download, with in-app purchases available.
Is WingDex free?
WingDex is free to download, with no in-app purchases.
Do Pinyin Bopomofo Converter or WingDex have ads?
Pinyin Bopomofo Converter shows ads; WingDex does not.
Which is updated more often, Pinyin Bopomofo Converter or WingDex?
Pinyin Bopomofo Converter ships an update every 3 weeks, and WingDex every 5 days. Most recently, Pinyin Bopomofo Converter was updated on November 2, 2026 and WingDex on October 31, 2026.

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