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TOP SALESFORCE APPS YOU CAN COMPARE
Three highly-rated Salesforce apps to compare against Callbox.
The top-rated Salesforce apps by rating × review-volume — a useful comparison baseline against Callbox.
Adobe Sign Trusted 5-Star Rated eSignatures from Salesforce customers since 2006
Apps#1TOP PICK
4.863,200 reviews
Not auditedAudit score
Pick if you're surveying the marketplace
Widely used on this marketplace — not a like-for-like swap. AppRanks found no app sharing Callbox's category, so this is not a replacement for it — it is a widely-used apps option shown for market context. Compare it against your own requirements rather than as a swap.
DocuSign eSignature for Salesforce: The trusted eSignature solution
Apps#2RUNNER-UP
4.554,647 reviews
Not auditedAudit score
Pick if you're cost-sensitive
Adjacent tool, different job. Different use case from Callbox. Listed because it is among the most-adopted apps apps on this marketplace, not because it covers the same job.
Cirrus Insight for Gmail
Apps#3VALUE PICK
4.702,094 reviews
Not auditedAudit score
Pick if you're mapping adjacent tooling
Popular alternative to evaluate on its own merits. Solves a different problem than Callbox. Useful market context; verify the capability overlap yourself before treating it as an option.
SIDE-BY-SIDE COMPARISON
Callbox versus the top 3.
Five rows, all loaded above the fold. Wins are highlighted; nothing's hidden behind a tab.
RANKS #4 THROUGH #12
The next 9, denser.
Beyond the 0 same-category matches we found, these are widely-used Salesforce apps rather than direct replacements — useful for context, not like-for-like.
How these alternatives are ranked
Scored daily. Three signals, weighted and blended. No vendor money changes anything.
45%Feature similarity
N-gram match against Callbox's feature signature, weighted by category overlap.
35%Audit + rating
Listing quality (0–100) blended with rolling 90-day rating average. Penalizes thin listings.
20%Review velocity
Reviews added in trailing 30 days, normalized by category baseline. Surfaces rising challengers.
Every Salesforce alternative on this page is scraped, normalized, and re-scored every 24 hours. We don't accept paid placement, vendor-funded "best of" content, or sponsored ranking — and we publish the rules so you can audit them yourself. If a vendor disagrees with their position, that's between them and the data.
WHEN DOES IT MAKE SENSE TO SWITCH FROM CALLBOX?
Four reasons people leave.
Decision triggers, not marketing. If two or more apply, your shortlist starts with the apps named below each card.
Pricing has outgrown your usage
If your usage of Callbox has crossed a pricing-tier breakpoint, per-unit cost is usually where alternatives diverge most clearly. Some apps in the list above carry a free tier; others are paid from day one. Compare the published plans on each alternative's page against your current bill — the gap is the only number worth acting on, and it is specific to your usage.
DocuSign eSignature for Salesforce: The trusted eSignature solution · Adobe Sign Trusted 5-Star Rated eSignatures from Salesforce customers since 2006You need a feature outside the focus
Each Salesforce category has a feature spectrum. The "Similar feature set" badge above marks alternatives whose feature signature most overlaps with Callbox. The "Category leader" badge marks apps that may approach the same category from a different feature angle — useful if you want to widen rather than narrow your toolset.
Adobe Sign Trusted 5-Star Rated eSignatures from Salesforce customers since 2006Support response has slowed you down
Support quality is the hardest thing to read from a listing, and it is the most common reason a switch gets made. Read the most RECENT reviews on each alternative's profile rather than the lifetime average — recency is what tells you how the app is supported today, and trailing review velocity is the freshest signal AppRanks tracks.
FREQUENTLY ASKED
Answers built from the data.
Built from the same scores the ranking uses — so they won't contradict the table.
For most accounts under typical category usage, the answer depends on tier. Adobe Sign Trusted 5-Star Rated eSignatures from Salesforce customers since 2006 is in the paid band (paid), while Callbox is unknown (free_to_install). At parity scale, the cheaper option can save 30–60% — but feature-for-feature swaps usually narrow the gap above the second tier.
VERDICT · UPDATED TODAY
If you're moving from Callbox, the most common landing spots are Adobe Sign Trusted 5-Star Rated eSignatures from Salesforce customers since 2006 (unknown feature match, audit null/100) and DocuSign eSignature for Salesforce: The trusted eSignature solution (pricing leverage + breadth). Skip 360 SMS App for Salesforce - Send SMS | WhatsApp from Salesforce unless your use case is unusual.
If feature parity matters most
→ Adobe Sign Trusted 5-Star Rated eSignatures from Salesforce customers since 2006
Unknown feature parity. Audit null, 4.86★.
If pricing matters most
→ DocuSign eSignature for Salesforce: The trusted eSignature solution
Best for cost-sensitive teams. 4.55★ across 4,647 reviews.
If you're scaling enterprise
→ Cirrus Insight for Gmail
Strongest scale fit when category usage exceeds typical thresholds. Vendor-evaluate before committing.
Continue your research
Audit Callbox's listing
See where Callbox ranks 0–100 on listing completeness, screenshots, and description quality.
Open auditCallbox vs Adobe Sign Trusted 5-Star Rated eSignatures from Salesforce customers since 2006
Side-by-side feature deltas, shared keywords, rating curves over the trailing 12 months.
Open compareSalesforce category leaders
Highest-rated Salesforce apps by intent. The category-by-category leaderboard.
Open best
