ERSB Lite vs WordFlight Student
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ERSB Lite
This app builds early reading skills for students progressing from foundational literacy. It uses systematic instruction and assessments to help individuals read independently, proving effective for those with intellectual disabilities and autism.
- Early literacy skill development
- Systematic instruction
- Ongoing assessments
- Progress to 2nd-grade reading level
- Effective for intellectual disabilities
- Effective for autism
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Note: This is the Free version of ERSB. Level 1 with 5 lessons is Free! The rest of the levels are available through the in-app store. Early Reading Skills Builder™(ERSB) curriculum, based on a multi-year research project from the University of North Carolina at Charlotte, is a stepping stone for graduates of Attainment’s ELSB Curriculum. ERSB takes students who mastered these early literacy skills to a 2nd grade reading level. It incorporates systematic instruction and ongoing assessments to teach students to read independently. It’s been proven effective for students with moderate to severe intellectual disability and/or autism, including those with complex communication needs.
WordFlight Student
This app offers a research-based reading intervention program for educators. It helps diagnose and improve word recognition skills in struggling readers through personalized online instruction and detailed progress reports. Designed for both elementary and secondary settings, it supports diverse learners.
- Online screener for deficit identification
- Diagnostic assessment of decoding skills
- Personalized online intervention
- Curriculum guides for teachers
- Student performance reporting
- Supports diverse learners
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WordFlight™ is the premier reading app that allows for anytime, anywhere access to the innovative research- and evidence-based blended assessment and intervention program. Teachers can use the app to diagnose struggling readers and help them develop automatic word recognition — the critical bridge between phonics and fluency. WordFlight™ has 5 components: -A quick online screener to identify whether students have deficits in automatic word recognition skills. -An online diagnostic that identifies specific gaps in decoding knowledge & measures automaticity of word recognition. -Online intervention that personalizes instruction based on the principles of the Varied Practice Model. -Curriculum guides for teachers so they can extend, reinforce and deepen the learning provided through the online instruction. -Reports that enable teachers and administrators to monitor student performance Top WordFlight™ features Include: - Quickly identifies students struggling with basic reading skills who may benefit from deeper diagnosis or intervention - Provides specific information about students’ deficits in basic reading skills, including decoding and word recognition through detailed, web-based reporting tools and email alerts. - Unique tools and content designed for elementary and secondary settings. - Effective with students at risk for language and literacy development, English Language Learners, special needs students, and students who learn differently. - Extends vocabulary development, fluency, comprehension, and writing with an extensive suite of resources, curriculum guides, and daily lesson plans. WordFlight™ meets the needs of those students who have struggled to make adequate progress using traditional tools. Based on years of research and developed in close collaboration with school districts, WordFlight™ is an online, blended reading intervention program that is proven to work. This easy-to-use program delivers differentiated instruction, tailored to students’ individual needs, in the context of a digital learning environment. Students who benefit from WordFlight exhibit one or more of the following reading challenges: - Are one or more years behind in reading - Struggle with comprehension and fluency - Do not decode well—lack automaticity - Struggles to identify/distinguish vowels - Does not understand how syllables work or have difficulty breaking words into syllables - Cannot apply the rules of phonics to new words or to connected text *** This app requires a WordFlight™ account *** What are educators saying about WordFlight™? “I saw remarkable growth in my students’ ability to tackle longer, multisyllabic words. This translated to better fluency and confidence for my resource language arts students. When students took the WordFlight™ seriously and committed their time and attention, they made on average 1.8 years of growth as measured on the Qualitative Reading Inventory.” Christina Sorenson, Leander, TX “Students with severe reading difficulties were reading. The most wonderful blessings were watching them succeed for the first time and feel like true readers.” Marsha Allen, Santa Fe, NM “(WordFlight™) has helped with confidence, oral reading, fluency and decoding skills. My goal is that they feel more empowered to become lifelong readers, even if aspects of it are hard.” Jill Powell, Sioux Falls, SD CONTACT Contact customerservice@wordflight.com for help or suggestions, or visit https://www.wordflight.com/contact/ Privacy Policy: https://www.wordflight.com/privacy-policy/
Verdict
The clearest difference is in-app purchases: WordFlight Student at none against ERSB Lite's 5. ERSB Lite's advantage is iOS requirement (13.0 vs 16.6). On price, rating, ratings volume and update cadence there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. ERSB Lite sells 5 one-off in-app purchases. WordFlight Student asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.0 for ERSB Lite against 4.0 for WordFlight Student. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
ERSB Lite ships an update every 2 months, WordFlight Student monthly. The most recent releases landed on June 2, 2026 and August 17, 2026 respectively.
| Parameter | ERSB Lite | WordFlight Student |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) | 4.0 (2 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | 2 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPad | iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 253 MB | 186 MB |
| Age rating | 4+ | 4+ |
| Developer | Attainment Company, Inc. | Foundations in Learning |
Customer experience
ERSB Lite
WordFlight Student
In-app purchases
ERSB Lite
- Levels 12-16$29.99
- Levels 17-21$29.99
- Levels 22-26$29.99
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- Levels 2-6$29.99
- Levels 7-11$29.99
WordFlight Student
No in-app purchases
Questions
Is ERSB Lite free?
Is WordFlight Student free?
Which has better reviews, ERSB Lite or WordFlight Student?
Do ERSB Lite or WordFlight Student have ads?
Which is updated more often, ERSB Lite or WordFlight Student?
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