The hard truth: No provider has a great native app. But Achievable's mobile-responsive web platform delivers the best mobile study experience--even without downloading an app.
By Mike Thompson • 10-minute read
Best Mobile Learning Experience
Price
$199
Overall Rating
4.5/5
Mobile Score
78/100
Bottom line: Don't prioritize "native app" over actual mobile usability. A great mobile web experience (like Achievable) beats a limited native app (like Knopman Marks).
$199
78/100 mobile score
Best Mobile Experience Winner
$359
60/100 mobile score
Solid Mobile Web + Visual Content
$384
59/100 mobile score
Downloadable Materials
| Rank | Provider | Score | Mobile Solution | Questions | Price |
|---|---|---|---|---|---|
| 🥇 | Achievable | 78 | Web (iOS/Android) | ✓ Yes (web) | $199 |
| 🥈 | Pass Perfect | 60 | Web | ✓ Yes (web) | $359 |
| 🥉 | STC Premier+ | 59 | Web (app deprecated) | ✓ Yes (web) | $384 |
| ④ | Knopman Marks | 58 | iOS app + web | ✗ Web only | $395 - $620 |
| ⑤ | Kaplan Premium OnDemand | 52 | Web | ✓ Yes (web) | $289 |
| ⑥ | Training Consultants Online | 46 | Web | ✓ Yes (web) | $275 |
30 points
Responsive design, touch optimization, navigation ease
20 points
Downloadable content, offline questions, WiFi-free study
20 points
Cross-device progress, seamless handoff, cloud backup
15 points
Practice questions on mobile? Full exam simulation?
10 points
Narrated content, audio modes, adjustable speed
5 points
App store presence, push notifications, offline capability
Final Score: 78/100
"As a busy professional, I needed something I could study on my phone between meetings. Achievable's mobile-friendly web platform was perfect. I used their adjustable-speed narration during my commute."
— Marcus T., Mobile Learner
"As a busy professional, I needed something I could study on my phone between meetings. Achievable's mobile-friendly web platform was perfect. I used their adjustable-speed narration during my commute. The 12-month access gave me flexibility to study at my own pace without rushing. Great value at $199."
Marcus T.
Mobile Learner | Passed Series 65
• Achievable
"I chose Knopman Marks expecting to study anywhere on my phone. The iOS app is nice for videos and flashcards, but the practice questions only work on the web. That was disappointing. If you're mobile-first, this isn't ideal. I ended up doing most studying on a laptop anyway."
Sarah K.
Mobile Learner | Frustrated
• Knopman Marks
"I started with Kaplan (like everyone else) but found their content dense and outdated. Switched to Achievable mid-study and appreciated the clearer writing and real-world examples. Ask Achievable AI tutor saved me hours of confusion. The mobile experience was seamless--studied on my phone during subway commutes."
Priya N.
Kaplan Switcher | First Attempt Pass
• Achievable
"Achievable at $199 with a pass guarantee and 12-month access is hard to beat. I studied for 3 months on my phone during breaks and lunch hours, passed comfortably. No need for an expensive app when the mobile web works this well."
James H.
Budget Mobile Learner | Passed
• Achievable
Native app development is expensive ($100K+ for iOS + Android) and time-consuming. Most providers focus on web platforms because: (1) Works on all devices without separate downloads, (2) Updates deploy instantly without app store approval, (3) Practice question engines work better with server-side logic, (4) Modern responsive web rivals native app UX. STC tried--had iOS app until 2025, then deprecated it.
Yes, but with caveats. Achievable, Pass Perfect, and Kaplan work well on phones for reading, videos, and practice questions. However, full 130-question exams (180 minutes) are brutal on a 6-inch screen. Recommendation: Use phone for quiz sessions (10-25 questions), commute study, video review. Save full exams for tablet or laptop (larger screen helps).
Limited options. Knopman Marks iOS app lets you download videos and flashcards for offline viewing (but not practice questions). STC offers downloadable study manuals (PDFs). Achievable provides downloadable exam sheets. But true offline question banks? Nobody offers this. If you need consistent offline study, consider Anki flashcards (create your own deck) or physical textbooks.
Achievable wins for practical mobile studying. ALL features work on Achievable's mobile web (questions, exams, videos, audio, AI tutor). Knopman Marks has native iOS app, but practice questions--the core study tool--only work via web browser, not the app. Achievable's seamless mobile web beats Knopman's incomplete native app. Plus Achievable costs $199 vs $395-$620 and includes pass guarantee.
Knopman Marks' iOS app is the only native option--no confirmed Android version. For Android users, Achievable's mobile-responsive web platform works perfectly on Android browsers (Chrome, Firefox, etc.). No app download needed--just visit the website. The mobile web experience is optimized for Android phones and tablets.
Honestly, no provider excels here. Best options: (1) Knopman Marks iOS app for offline videos/flashcards (questions web-only), (2) STC downloadable textbooks (reading only, no interactive questions), (3) Kaplan downloaded PDFs (static content). For truly offline study, consider traditional physical textbooks plus Anki flashcard app (create your own offline deck).
For Series 65 studying, yes--often better. Modern responsive web apps (like Achievable) work seamlessly on phones without app downloads. Advantages: No installation, instant updates, works on iOS + Android + desktop. Disadvantages: Requires internet, limited offline, no push notifications. For exam prep with practice questions, mobile web is ideal because questions update server-side and sync instantly.
Technically yes on Achievable, Kaplan, Pass Perfect. Realistically? It's brutal on a 6-inch screen for 180 minutes. Recommendation: Use phone for quiz sessions (10-25 questions), commute study, topic reinforcement. Save full 130-question exams for tablet or laptop. Larger screen helps with focus and mimics actual exam conditions.
Let's be honest: The Series 65 prep industry is 5-10 years behind consumer app standards. If you're expecting a Duolingo-level mobile app experience, you'll be disappointed. No provider has truly nailed it.
But here's what I've learned after reviewing dozens of Series 65 courses: The best mobile EXPERIENCE beats a half-functional native app every time.
Achievable wins because their mobile-responsive web platform just works. I tested it on iPhone 14, Samsung Galaxy S23, iPad Pro, and Chromebook. Seamless experience on all devices. The audio narration feature is genius for commute studying.
Knopman Marks has the only native iOS app, and I wanted to love it. But when I discovered practice questions don't work in the app--only on the web--I realized it's just a glorified video player. If I'm paying $395-$620 for "mobile flexibility," I expect the core study tool to work offline. It doesn't.
For 90% of mobile learners, Achievable's mobile web experience ($199) beats Knopman's limited iOS app ($395-$620). Don't let "no native app" marketing distract you from actual usability. Test Achievable's mobile platform yourself--it works.
One Final Tip: Use your phone for daily reinforcement (quiz sessions, audio review), but do your full-length 130-question practice exams on a laptop or tablet. Mobile is for supplemental study, not replacement for focused desktop sessions. That's the realistic strategy for passing.
— Mike Thompson
Founder, SeriesExamGuide.com
Last Updated: February 2, 2026