# Avoid.so vs GPTZero

Avoid.so records 642 monthly visits with -70.2% month-over-month growth and Freemium pricing. GPTZero records 23,246,989 monthly visits with +32.5% growth and Freemium, Paid pricing.

| Metric | [Avoid.so](https://openaitools.app/tool/avoid-so) | [GPTZero](https://openaitools.app/tool/gptzero-me) |
| :--- | :--- | :--- |
| Website URL | https://www.avoid.so | https://gptzero.me |
| Categories | AI Bypasser, Bypass AI, Undetectable AI, Humanizer AI | AI Detector, AI Checker, AI Content Detector, AI Plagiarism Checker |
| Pricing Model | Freemium | Freemium, Paid |
| Monthly Visits | 642 | 23,246,989 |
| MoM Growth Rate | -70.2% | +32.5% |
| Primary Market | Global | United States |
| Direct Visits | 184 | 7,529,349 |
| Review Score | 3 | 4.1 |
| Saved Count | 0 | 41 |
| Supported Platforms | Website | Website |

## Avoid.so

Avoid.so targets a very specific problem: you have text that was drafted by ChatGPT, Claude, or another model, and AI detectors are flagging it. The service runs that text through a humanization pass that restructures sentences, varies rhythm, and replaces phrasing patterns that detection models associate with machine authorship. The result is meant to read as if a person wrote it, while preserving the original claims and intent.

The workflow is simple and credit-based. You paste or upload your content, pick an output language and a quality or speed profile, then run the rewrite. One credit corresponds to one word, and different plans come with different monthly word quotas. The free account includes a starter pool of words with per-request caps, while paid tiers scale from tighter monthly allowances up to effectively unlimited processing with a queue after a high-speed threshold.

The company advertises accuracy claims such as a 99.8% bypass rate and supports 50+ languages. Whether that holds for your specific detector and content is best tested on your own samples before committing. As with all humanizers, read the rewritten text before you publish it, and be aware that using such tools may violate the academic-integrity or editorial policies of the institutions you are submitting to.

**Pricing & Plans:** Freemium. A free account includes a starter word allowance. Paid plans are billed monthly or annually (annual saves 50%) and range from a low-cost Basic tier with a modest monthly word quota up to an Unlimited tier; listed prices include roughly $4.99/month Basic, $14.99/month Pro, and $29.99/month Unlimited, with a lower effective rate on annual billing.

- **AI detector bypass:** Rewrites content to get past major detectors including GPTZero, Originality.AI, Turnitin, Copyleaks, ZeroGPT, and QuillBot.
- **50+ language support:** Humanizes text in dozens of languages while attempting to preserve cultural context and nuance in each.
- **Meaning preservation:** Aims to keep your original message, tone, and intent intact while altering surface-level writing patterns.
- **Fast batch processing:** Processes thousands of words in seconds, with an API for teams that need to humanize content at scale.
- **Multiple quality and pass-rate modes:** Lets you trade speed against a more aggressive rewrite depending on how strict the target detector is.

**Strengths:** Covers most of the popular detectors in one tool, so you do not need several accounts; Genuinely large language coverage at 50+ languages; Word-based credit model is predictable and easy to reason about; Free starter words let you test it against your own detector before paying

**Limitations:** Success rate claims come from the vendor and will vary by detector and content type; Using humanizers can breach academic-integrity or editorial policies, so check the rules that apply to you; Still worth reading the output; aggressive rewrites can flatten your writing style

[Profile (Markdown)](https://openaitools.app/tool/avoid-so.md)

## GPTZero

GPTZero grew out of the practical problem that teachers and editors faced once generative text became common: how do you tell whether a piece of writing came from a person or a model? The product answers that with a detector that returns an overall AI likelihood score and highlights individual sentences it considers machine-written, so a reader can see where the suspicion comes from rather than just receiving a single verdict.

Over time the platform widened from a single text box into a suite aimed at institutions. Detector results are paired with a plagiarism checker, grammar and writing feedback, and optional process verification such as a writing replay that records how a document was typed. A Chrome extension and Google Docs add-on push detection into the tools students and staff already use, and the company offers classroom integrations plus an API for bulk or programmatic checks.

Because the buyers are largely schools, districts, and universities, GPTZero leans heavily on privacy and compliance claims: it states SOC 2 Type II compliance and alignment with FERPA, GDPR, and CCPA, and says student writing is not used to train models. The practical takeaway is that it is positioned as an academic-integrity and editorial-review tool rather than a novelty checker, which also means its more powerful features sit in paid tiers.

**Pricing & Plans:** Freemium plus paid plans. A free tier provides core detection with character limits per scan, while paid individual and institutional plans unlock advanced scan modes, higher limits, writing reports, and classroom integrations. Enterprise and API access are quoted separately.

- **Sentence-level AI detection:** Paste text or upload a document and get an overall AI probability score plus a sentence-by-sentence breakdown of which parts look machine-written.
- **Multi-model coverage:** Flags AI text from major model families including ChatGPT, Gemini, Claude, Llama, and others, rather than training for a single model.
- **Browser and docs extensions:** A Chrome extension and Google Docs add-on bring scanning into Gmail, Docs, Classroom, and other surfaces you already work in.
- **Plagiarism checking:** Checks content for copied passages from outside sources so you can separate AI-generation questions from originality questions.
- **Writing process verification:** Writing replay and advanced reports offer evidence about how a document was produced, useful for academic integrity workflows.

**Strengths:** Sentence-level highlighting shows why a passage was flagged instead of only giving a score; Covers text from many different AI model families, not just one chatbot; Integrations with Chrome, Google Docs, Canvas, and Google Classroom fit existing school workflows; Publishes concrete compliance claims (SOC 2 Type II, FERPA, GDPR, CCPA) that institutions can review

**Limitations:** Detection is probabilistic and can flag polished human writing or miss lightly edited AI text; Free scans are capped by character count, and useful reporting features require payment; Lean heavily on a single score without human judgment can lead to unfair accusations

[Profile (Markdown)](https://openaitools.app/tool/gptzero-me.md)

## Frequently Asked Questions

### How do Avoid.so and GPTZero compare in monthly traffic?

Avoid.so has 642 monthly visits, while GPTZero has 23,246,989. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

Avoid.so has a month-over-month growth rate of -70.2%; GPTZero has +32.5%.

### How does pricing compare?

Avoid.so: Freemium. Freemium. A free account includes a starter word allowance. Paid plans are billed monthly or annually (annual saves 50%) and range from a low-cost Basic tier with a modest monthly word quota up to an Unlimited tier; listed prices include roughly $4.99/month Basic, $14.99/month Pro, and $29.99/month Unlimited, with a lower effective rate on annual billing. GPTZero: Freemium, Paid. Freemium plus paid plans. A free tier provides core detection with character limits per scan, while paid individual and institutional plans unlock advanced scan modes, higher limits, writing reports, and classroom integrations. Enterprise and API access are quoted separately.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [ZeroGPT](https://openaitools.app/tool/zerogpt) | 32,864,541 | +19.7% | Freemium, Paid | Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features. | [.md](https://openaitools.app/tool/zerogpt.md) |
| 2 | [HumanizeAI.pro](https://openaitools.app/tool/humanizeai-pro) | 9,652,312 | +26% | Free | Free browser AI humanizer that rewrites AI text to read naturally | [.md](https://openaitools.app/tool/humanizeai-pro.md) |
| 3 | [Scribbr](https://openaitools.app/tool/scribbr) | 7,530,803 | +14.6% | Freemium | Combines AI detection with professional human proofreading and citation tools, but functions primarily as an editing service. | [.md](https://openaitools.app/tool/scribbr.md) |
| 4 | [Undetectable AI](https://openaitools.app/tool/undetectable-ai) | 3,113,403 | +17.5% | Freemium | Combines AI detection with robust text humanization tools, but focuses more heavily on rewriting than pure verification. | [.md](https://openaitools.app/tool/undetectable-ai.md) |
| 5 | [StealthWriter](https://openaitools.app/tool/stealthwriter) | 2,887,114 | +15.5% | Freemium | Humanize AI text and check how human it reads | [.md](https://openaitools.app/tool/stealthwriter.md) |
| 6 | [Copyleaks](https://openaitools.app/tool/copyleaks) | 2,402,494 | -14.1% | Paid, Contact for Pricing | Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users. | [.md](https://openaitools.app/tool/copyleaks.md) |
| 7 | [AI Humanize](https://openaitools.app/tool/ai-humanize) | 2,152,089 | +8.1% | Freemium, Paid | Turn AI-generated text into natural, human-sounding writing | [.md](https://openaitools.app/tool/ai-humanize.md) |
| 8 | [Originality.ai](https://openaitools.app/tool/originality) | 2,049,639 | +2.8% | Paid | Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero. | [.md](https://openaitools.app/tool/originality.md) |
| 9 | [Isgen AI Detector](https://openaitools.app/tool/isgen-ai) | 901,917 | +5.8% | Freemium | Provides detailed sentence-level analysis for multilingual text, but lacks GPTZero's broad academic brand recognition. | [.md](https://openaitools.app/tool/isgen-ai.md) |
| 10 | [Winston AI](https://openaitools.app/tool/winston-ai) | 604,454 | +5.4% | Freemium, Free Trial | Excels at scanning both text and images with high accuracy, but offers fewer free daily checks than GPTZero. | [.md](https://openaitools.app/tool/winston-ai.md) |

---
Source: https://openaitools.app/compare/avoid-so-vs-gptzero-me

More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)