Compare: API 653 Helpmate vs API 570 Helpmate
| Stats |   API 653 Helpmate |  API 570 Helpmate |
|---|---|---|
| User count | 2,388 | 3,908 |
| Average rating | 0.00 | 4.00 |
| Rating count | 0 | 22 |
| Last updated | 2026-04-21 | 2025-07-30 |
| Size | 36.44MB | 23.80MB |
| Version | 1.2.0 | 5.0 |
| Short description | |
|---|---|
| Helps professionals for the API 653 Storage Tank Inspector certification | API 570 - Piping Inspector Certification Knowledge Base |
| Full summary | |
- | - |
Popular Extensions / Apps
Here are some popular extensions / apps that you might be interested in:
Bubble Shooter - Pop Bubbles
Ivy
137M 4.60 
(217,481)
Coupert - Automatic Coupon Finder & Cashback
https://www.coupert.com/
3M 4.73 (11,030) 
Grammarly: AI Writing Assistant and Grammar Checker App
http://grammarly.com/
39M 4.50 (43,089) 
Google Photos
Google LLC
14B 4.40 (53,698,288) 
Grok - AI Chat & Video
xAI
115M 4.80 (3,312,700) 
Mobile simulator - responsive testing tool
https://webmobilefirst.com
1000K 4.90 (4,874) 
DeepL: translate and write with AI
https://deepl.com
4M 4.73 (12,448) 
Adobe Acrobat: PDF edit, convert, sign tools
https://www.adobe.com/
330M 4.40 (61,457)
Global Speed - Video Speed Control
polywock
6M 4.60 (1,051) 
Custom Cursor for Chrome™
https://custom-cursor.com/
5M 4.67 (62,438) 
Good Pizza, Great Pizza
TapBlaze
227M 4.67 (1,846,605) 
MaxAI: Ask AI anything as you browse (GPT, Gemini, Claude, Grok, etc.)
https://maxai.co
700K 4.75 (14,558)