Here’s a reasonably honest, up-front review of LeadsLeap — what it is, what works, what doesn’t, and who it might be good/bad for.

What is LeadsLeap

LeadsLeap is an online marketing platform aimed mostly at affiliate marketers, list builders, and people who want traffic, lead generation tools, and ways to promote their offers. Key features include:

A traffic exchange / credit system (you view other people’s ads to earn credits, then use those credits to have your own ads shown). 
joebarclay.com
+3
frederique-solutions.com
+3
leadsleap.com
+3

A free vs. “Pro” membership, where Pro gives more features and better exposure. 
zerostressmarketing.com
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Tools like landing-page (page builder) / funnel builder, autoresponder (“SendSteed”), link tracker, popups, etc. 
joebarclay.com
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frederique-solutions.com
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An affiliate program / recurring commissions when people you refer upgrade, etc. 
joebarclay.com
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What Seems To Work / Strengths

Low Barrier to Entry
You can start free, use basic tools, earn credits by viewing ads, etc. Even free users get something. 
frederique-solutions.com
+3
zerostressmarketing.com
+3
Medium
+3

Useful Tools Built-In
Instead of buying separate autoresponders, landing page software, popups, etc., you get many of these tools inside LeadsLeap. That saves money for beginners. 
Trustpilot
+2
zerostressmarketing.com
+2

Affiliate / Recurring Income Potential
If you refer people, especially if they go Pro, there's recurring income. Pro members get higher commissions. 
joebarclay.com
+2
frederique-solutions.com
+2

Traffic Co-op and Internal Exposure
LeadsLeap’s Traffic Co-op (and internal traffic pool) gives members another way to get ad views. For some, this is helpful for getting exposure without huge ad spends. 
frederique-solutions.com
+1

What Doesn’t Work So Well / Weaknesses / Drawbacks

Quality of Traffic is Mixed / Often Low for Conversions
Because much of the traffic comes from other members (traffic exchange, members clicking ads, etc.), many visitors aren’t highly motivated buyers. If your product requires serious intent, this traffic might not convert well. 
TOPVIEW.AI
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marketstare.com
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Time and Effort Needed, Especially for Free Users
To get meaningful exposure as a free member, you often have to put in regular effort: view ads, earn credits, optimize things. It isn’t “set and forget.” For someone expecting quick cash, disappointment often follows. 
marketstare.com
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QUAHLITYDESIGNS.COM
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Learning Curve
Because there are many tools, many ways to use the system (ads, funnels, list building, tracking), newbies may find it confusing at first. It takes time to learn to use things well. 
homebusinessideas101.com
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Rollbol - Free Social Network
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Less Control Over Traffic
You don’t always get to pick exactly where traffic comes from, what quality, etc., especially using internal traffic / credit-based ads. That limits targeting. 
frederique-solutions.com
+2
Medium
+2

Cost vs Return for Pro Members
Upgrading to Pro gives more exposure and tools, but whether the return justifies the cost depends heavily on what you’re doing, how well you convert, etc. If you don’t use the Pro features enough, it may not pay off. 
Trustpilot
+1

Reputation / Legitimacy

Overall, LeadsLeap seems legit. There are user reviews confirming payments, people report using its tools, etc. 
Reddit

TrustPilot has mixed reviews—some very positive, others raising concerns. The negative feedback tends to revolve around low earnings, effort not matching reward, etc. 
Trustpilot
+1

The platform appears transparent in many respects (pricing, features, traffic stats, etc.), but like any marketing tool there are trade-offs.

Who It’s Good For, and Who Probably Should Look Elsewhere
Good For    Not Good For / Beware If
Beginners who want to test things out, build lists, get cheap/free tools, and gradually scale    Someone who needs high-quality, high-intent traffic right away (e.g. selling expensive products)
People who don’t have big ad budgets but want exposure and several tools in one platform    Those expecting fast profits with minimal effort, or expecting LeadsLeap alone to be “rich quick”
Affiliate marketers, traffic and funnel testing, building small passive income via referrals etc.    Businesses needing very fine-tuned targeting, detailed analytics integrations, advanced funnel capabilities, etc.