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At a Glance
Market Segments
Small-Business (95.6% of reviews)
Small-Business (68.6% of reviews)
Entry-Level Pricing
Free Trial Per Month
$14.95 to $29.95 per month
Instantly
Star Rating
(3,922)4.8 out of 5
Market Segments
Small-Business (95.6% of reviews)
Entry-Level Pricing
Free Trial Per Month
Free Trial is available
Browse all 4 pricing plansTwilio SendGrid Email API
Star Rating
(359)4.0 out of 5
Market Segments
Small-Business (68.6% of reviews)
Entry-Level Pricing
$14.95 to $29.95 per month
Browse all 3 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users on G2 report that Twilio SendGrid Email API excels in "Email and Mobile Preview" with a score of 8.1, but reviewers mention that Instantly outperforms it significantly with a score of 8.9, highlighting its superior user interface for previewing emails across devices.
- Reviewers mention that Instantly's "Manage Email Lists" feature is a standout, scoring 9.3, while Twilio SendGrid Email API falls short with a score of 6.8, indicating that users find Instantly's list management tools more intuitive and effective.
- G2 users report that Twilio SendGrid Email API's "High-Volume Sending" capability scores 7.8, which is notably lower than Instantly's impressive score of 9.5, suggesting that users appreciate Instantly's reliability for sending large volumes of emails without issues.
- Users say that Instantly's "Automated Email Responses" feature, scoring 9.1, is highly praised for its efficiency, while Twilio SendGrid Email API's score of 7.3 indicates that users find its automation capabilities less robust.
- Reviewers mention that the "Quality of Support" for Instantly, with a score of 9.6, is significantly better than Twilio SendGrid Email API's score of 7.6, emphasizing that users value the responsive and helpful customer service provided by Instantly.
- Users report that Instantly's "Email Deliverability Management" feature scores 9.4, which is higher than Twilio SendGrid Email API's score of 7.4, indicating that users find Instantly more effective in ensuring their emails reach the intended inboxes.
Pricing
Entry-Level Pricing
Instantly
Free
Free Trial
Per Month
Everything you need to scale your cold outreach campaigns.
- Unlimited email sending accounts
- Unlimited domain warmup
- Advanced sequences
Twilio SendGrid Email API
ESSENTIALS (40K, 100K Packages)
$14.95 to $29.95
per month
Two packages to meet your mail sending needs
- Easy to Use APIs and Webhooks
- Detailed Analytics and Reporting
- DKIM Customization
Free Trial
Instantly
Free Trial is available
Twilio SendGrid Email API
Free Trial is available
Ratings
Meets Requirements
9.4
3,367
8.5
310
Ease of Use
9.5
3,530
8.2
312
Ease of Setup
9.2
2,697
8.2
174
Ease of Admin
9.4
1,822
8.2
173
Quality of Support
9.6
3,340
7.5
248
Has the product been a good partner in doing business?
9.5
1,795
7.8
162
Product Direction (% positive)
9.8
3,401
7.2
297
Features by Category
Sales Force Automation
9.0
155
Not enough data
8.6
149
Not enough data
9.0
162
Not enough data
8.9
150
Not enough data
8.6
150
Not enough data
9.0
151
Not enough data
8.6
145
Not enough data
8.5
140
Not enough data
8.6
148
Not enough data
Marketing Automation
9.4
153
Not enough data
9.4
154
Not enough data
9.3
153
Not enough data
9.0
158
Not enough data
Customer Support
8.9
151
Not enough data
9.1
148
Not enough data
9.0
147
Not enough data
8.2
138
Not enough data
8.8
142
Not enough data
Reporting & Analytics
9.0
136
Not enough data
9.2
133
Not enough data
8.7
134
Not enough data
Mobile & Social
8.6
140
Not enough data
8.4
128
Not enough data
8.5
131
Not enough data
Platform
8.7
189
Not enough data
8.9
183
Not enough data
9.0
182
Not enough data
8.5
183
Not enough data
8.5
180
Not enough data
8.8
178
Not enough data
9.3
184
Not enough data
8.6
190
Not enough data
Integration
9.2
156
Not enough data
8.8
152
Not enough data
8.8
150
Not enough data
Generative AI
8.7
112
Not enough data
Agentic AI - CRM
8.2
10
Not enough data
7.8
10
Not enough data
7.3
10
Not enough data
7.0
10
Not enough data
7.7
10
Not enough data
7.5
10
Not enough data
8.0
10
Not enough data
Email Marketing
8.9
2336
Not enough data
9.3
2366
Not enough data
9.5
2370
Not enough data
9.4
2333
Not enough data
9.6
2386
Not enough data
9.4
2340
Not enough data
9.1
2227
Not enough data
9.1
2051
Not enough data
8.4
1941
Not enough data
Reporting & Analytics
9.2
2293
Not enough data
9.2
2295
Not enough data
Generative AI
8.7
1398
Not enough data
8.7
1405
Not enough data
Agentic AI - Email Marketing
8.4
57
Not enough data
8.3
56
Not enough data
8.7
57
Not enough data
8.8
56
Not enough data
8.8
56
Not enough data
Integration
9.3
2331
Not enough data
8.9
2199
Not enough data
8.7
2165
Not enough data
8.7
2047
Not enough data
8.2
1998
Not enough data
8.2
1930
Not enough data
Data Availability
9.1
531
Not enough data
9.1
522
Not enough data
8.9
507
Not enough data
8.7
191
Not enough data
Data Accuracy
9.1
484
Not enough data
9.1
500
Not enough data
8.8
212
Not enough data
Agentic AI - Sales Intelligence
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Platform
9.0
462
Not enough data
9.2
467
Not enough data
9.4
501
Not enough data
9.3
469
Not enough data
8.8
447
Not enough data
8.9
472
Not enough data
Features
9.2
472
Not enough data
8.9
495
Not enough data
9.0
461
Not enough data
9.0
474
Not enough data
9.1
458
Not enough data
8.8
446
Not enough data
9.0
463
Not enough data
9.2
455
Not enough data
9.3
472
Not enough data
Administration
Not enough data
7.9
85
Not enough data
7.5
77
Not enough data
8.1
83
Not enough data
8.1
89
Not enough data
7.9
97
Not enough data
8.3
100
Integrations
Not enough data
8.9
91
Not enough data
8.7
83
Not enough data
9.3
120
Not enough data
8.3
72
Platform
Not enough data
9.2
86
Not enough data
8.7
70
Not enough data
8.6
74
Not enough data
8.4
116
Not enough data
8.3
109
Not enough data
8.3
121
Not enough data
8.6
87
Not enough data
8.7
126
Lead Intelligence
8.7
169
Not enough data
8.9
170
Not enough data
8.9
170
Not enough data
Lead Management
9.0
194
Not enough data
8.5
197
Not enough data
8.9
192
Not enough data
Marketing Campaigns
8.6
205
Not enough data
8.3
227
Not enough data
8.5
205
Not enough data
8.9
195
Not enough data
8.9
194
Not enough data
Campaign Execution
8.4
162
Not enough data
8.9
179
Not enough data
8.5
160
Not enough data
9.4
160
Not enough data
Agentic AI - Account Data Management
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Lead Generation
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Lead Facilitation
8.8
436
Not enough data
9.0
410
Not enough data
9.4
454
Not enough data
8.9
404
Not enough data
Organization
9.1
413
Not enough data
9.1
395
Not enough data
9.0
400
Not enough data
Performance Analysis
8.8
406
Not enough data
9.2
432
Not enough data
Sales Analysis
8.6
443
Not enough data
8.7
404
Not enough data
Generative AI
9.0
289
Not enough data
9.0
286
Not enough data
Agentic AI - AI Sales Assistant
8.7
5
Not enough data
8.7
5
Not enough data
8.0
5
Not enough data
8.3
5
Not enough data
9.0
5
Not enough data
8.0
5
Not enough data
7.3
5
Not enough data
Diagnosis
8.8
1494
8.3
96
9.2
1540
8.9
104
9.1
1573
8.5
97
9.2
1476
8.7
96
Tracking
9.1
1494
8.9
115
9.1
1453
8.4
99
9.3
1554
8.7
115
9.1
1470
8.5
107
9.0
1462
8.4
102
Reporting
9.3
1610
8.3
97
9.3
1624
8.1
108
9.2
1560
8.3
93
9.0
1584
8.0
107
Agentic AI - Email Deliverability
8.7
36
Not enough data
8.8
36
Not enough data
8.8
36
Not enough data
8.7
36
Not enough data
9.0
36
Not enough data
Integrated Workflows
8.3
237
Not enough data
9.2
239
Not enough data
7.0
228
Not enough data
7.4
227
Not enough data
8.2
247
Not enough data
7.7
228
Not enough data
7.9
239
Not enough data
Repeatability and Reportability
8.0
222
Not enough data
8.2
217
Not enough data
8.4
219
Not enough data
7.9
229
Not enough data
7.3
218
Not enough data
AI and Automation
8.4
227
Not enough data
8.3
231
Not enough data
8.4
229
Not enough data
8.1
228
Not enough data
8.1
215
Not enough data
Generative AI
8.3
220
Not enough data
Agentic AI - Sales Engagement
8.1
74
Not enough data
8.2
74
Not enough data
8.0
75
Not enough data
8.0
72
Not enough data
8.0
74
Not enough data
8.0
73
Not enough data
7.9
73
Not enough data
Lead Intelligence
9.2
508
Not enough data
8.9
500
Not enough data
9.0
505
Not enough data
9.0
503
Not enough data
8.5
513
Not enough data
Agentic AI - Lead Intelligence
7.5
8
Not enough data
Agentic AI - Lead Mining
8.8
10
Not enough data
8.3
10
Not enough data
Agentic AI - Visitor Identification
Not enough data
Not enough data
Agentic AI - Email Tracking
8.6
32
Not enough data
8.5
32
Not enough data
8.5
31
Not enough data
8.5
31
Not enough data
8.3
31
Not enough data
8.5
31
Not enough data
8.5
31
Not enough data
Analytics
9.3
925
Not enough data
9.2
899
Not enough data
8.9
859
Not enough data
Customizations
9.3
886
Not enough data
9.5
918
Not enough data
9.1
949
Not enough data
9.3
916
Not enough data
9.1
898
Not enough data
Generative AI
8.9
636
Not enough data
Categories
Categories
Shared Categories
Instantly and Twilio SendGrid Email API are categorized as Email Deliverability
Unique Categories
Instantly is categorized as Sales Engagement, AI Sales Assistant, Account Data Management, Lead Mining, Lead Intelligence, Visitor Identification, Email Tracking, CRM, Sales Intelligence, and Email Marketing
Twilio SendGrid Email API is categorized as Transactional Email
Reviews
Reviewers' Company Size
Instantly
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Twilio SendGrid Email API
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Marketing and Advertising
45.5%
Computer Software
8.5%
Information Technology and Services
6.8%
Consulting
5.5%
Staffing and Recruiting
4.0%
Other
29.7%
Computer Software
18.1%
Information Technology and Services
13.8%
Marketing and Advertising
8.6%
Internet
7.2%
Financial Services
5.5%
Other
46.8%
Alternatives
Discussions
What is Instantly used for?
7 Comments
AP
a) Sending cold emails
b) Searching for prospects
Read more
Instantly has no more discussions with answers
Can I send from more than one domain through SendGrid?
1 Comment
BF
Yes, you can. Here is a more detailed answer from Sendgrid's Docs:...Read more
What is my API Key?
1 Comment
TD
API key is authorization key between two different application or platform. Read more
Twilio SendGrid Email API has no more discussions with answers
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