ABC Contacts vs PrecastX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ABC Contacts
Manage your contacts with ease. Create, edit, and delete contacts and groups, send mass texts and emails, and organize your address book. Features include backups, birthday notifications, and sharing options.
- Create, edit, and delete contacts & groups
- Send mass texts and group emails
- Backup and restore contacts
- Birthday and anniversary notifications
- Share and export contacts
- Organize contacts by company and favorites
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ABC is the complete contact manager! With ABC, you can easily create, edit, and delete contacts & groups. Send mass texts and group emails. View recently created contacts. Share or print your contacts. Create backups. Get birthday notifications. And so much more: CONTACTS: • View all of your contacts organized by account or group • Easily find a contact with ABC's powerful search tool • Select multiple contacts and perform a number of actions including text, email, share, and delete • Quickly perform a number of functions with one touch directly from the contact card GROUPS: • Create groups of contacts from any account including iCloud, Google, Exchange or Outlook • Filter contacts by one or more groups at the same time • Add & remove contacts from a particular group • Add & remove groups from a particular contact FAVORITES: • Create a list of favorites allowing you to quickly call/message/email those contacts GROUP EMAILS & MESSAGES: • Send messages to groups via iMessage, SMS, & WhatsApp • Send emails to groups via Mail App or Gmail App • Attach photos & documents, including from Dropbox • Assign the to/cc/bcc email field to each contact individually • Give your message a personal touch - Automatically refer to each contact by name COMPANIES, BIRTHDAYS, ANNIVERSARIES, MOST VIEWED, RECENTLY CREATED/MODIFIED/DELETED: • Sort your contacts by company name • View upcoming birthdays & anniversaries • View your most frequently viewed contacts • View recently created & modified contacts • View & restore your recently deleted contacts SHARE CONTACTS: • Share one or more contacts via text message, email, or various other services • Export contacts in the CSV or vCard format DELETE CONTACTS & GROUPS: • Quickly delete contacts & groups BACKUP: • Create a backup of any contact account • Restore your backup to any contact account CLONE CONTACTS & GROUPS: • Clone a contact from the contact card screen including all contact fields & groups • Clone a group so you don't have to add all of the group members manually START SCREEN: • Specify whether the app should load the contacts, groups, or favorites screen at startup SHORTCUTS: • Press & hold a contact or group to conveniently perform a number of common functions SYNC CONTACTS WITH GOOGLE: • Fully compatible with the "Contacts Sync For Google Gmail" app so that you can sync your iPhone/iPad contact changes to Gmail WORKS WELL WITH OTHER CONTACT APPS: • Any contact changes you make with this app will be reflected in any other contact app that queries the iPhone address book (including the standard Contacts & Phone app) COMPATIBILITY: • Compatible with iPhone, iPad, iPod, iOS 15, iOS 16, iOS 17, iOS 18, iOS 26 LANGUAGES: • Translated into English, Spanish, French, German, & Italian SUBSCRIPTIONS: • ABC offers a "Premium" subscription which removes advertisements. • The "Premium" subscription is priced at $0.99 USD and the subscription length is 1 year • 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, at a cost of $0.99 USD • 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 • Terms of use: https://playaapps.zendesk.com/hc/en-us/articles/360003030954 • Privacy Policy: https://playaapps.zendesk.com/hc/articles/229824667
PrecastX
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PrecastX is a concrete maturity monitoring platform designed for precast manufacturers, ready-mix producers, and construction teams. It connects wirelessly to PX-Sens temperature sensors and PX-Base gateway devices using Bluetooth to collect real-time thermocouple readings, ambient temperature, and humidity data during the curing process. Key features Real-time sensor monitoring View live temperature and humidity data from up to three thermocouple channels per sensor. The system also provides automatic strength estimates based on concrete maturity. Project and product management Organize work by project and track individual precast products such as beams, columns, slabs, and other elements. Log activities with photos, mix designs, formwork details, and slump values. Reading sessions Start timed recording sessions, attach photos, assign probe placements, and review results through interactive charts. Reports can be exported when needed. Offline data and sync If a sensor operates without a cloud connection, the data is stored on the device and synced through Bluetooth once a connection is available again. Notifications and alerts Set temperature and humidity limits and receive alerts when values go beyond the defined thresholds so you can respond quickly. Team collaboration Create organizations, invite team members, and manage roles. Everyone on the team can access the same projects, products, and sensor data. Device management Discover nearby devices, check battery and signal status, update firmware, and export raw sensor data for deeper analysis. Multilingual support Available in English and Turkish, with language preferences synced across devices. PrecastX requires PX-Sens or PX-Base hardware to capture sensor data. Sign in with Apple, Google, or email to get started.
Screenshots
Verdict
The clearest difference is in-app purchases: PrecastX at none against ABC Contacts's 4. PrecastX also leads on ads (none vs shown) and update cadence (weekly vs every 2 months). On price, device support and iOS requirement 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. ABC Contacts sells 4 in-app purchases, starting at $0.99 per year. PrecastX asks for nothing beyond the download.
ABC Contacts ships an update every 2 months, PrecastX weekly. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.
| Parameter | ABC Contacts | PrecastX |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (1.2K ratings) — better | — |
| Positive reviews | 86.7% of reviews | — |
| Number of ratings | 1.2K — better | — |
| Update frequency | Every 2 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 19 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Playa Apps | Mehmet Sumer |
In-app purchases
ABC Contacts
- Premium (1 Year)$0.991 Year
- Premium (Lifetime Access)$1.99
- Make Contribution$4.99
- Larger Contribution$9.99
PrecastX
No in-app purchases









